Attachment 925289 Details for Bug 1128285 – keystone.log where the error happens.

keystone.log where the error happens.

keystone.log (text/x-log), 976.22 KB, created by Alexander Chuzhoy on 2014-08-08 19:35:42 UTC

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Creator: Alexander Chuzhoy

Created: 2014-08-08 19:35:42 UTC

Size: 976.22 KB

patch

obsolete

>2014-08-08 14:57:16.146 18119 CRITICAL keystone [-] OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:16.146 18119 TRACE keystone Traceback (most recent call last):
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/bin/keystone-manage", line 51, in <module>
>2014-08-08 14:57:16.146 18119 TRACE keystone     cli.main(argv=sys.argv, config_files=config_files)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/cli.py", line 190, in main
>2014-08-08 14:57:16.146 18119 TRACE keystone     CONF.command.cmd_class.main()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/cli.py", line 66, in main
>2014-08-08 14:57:16.146 18119 TRACE keystone     migration_helpers.sync_database_to_version(extension, version)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/migration_helpers.py", line 139, in sync_database_to_version
>2014-08-08 14:57:16.146 18119 TRACE keystone     migration.db_sync(sql.get_engine(), abs_path, version=version)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 188, in get_engine
>2014-08-08 14:57:16.146 18119 TRACE keystone     return _get_engine_facade().get_engine()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:16.146 18119 TRACE keystone     CONF.database.connection, CONF)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:16.146 18119 TRACE keystone     **dict(conf.database.items()))
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:16.146 18119 TRACE keystone     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:16.146 18119 TRACE keystone     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:16.146 18119 TRACE keystone     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:16.146 18119 TRACE keystone     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:16.146 18119 TRACE keystone     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:16.146 18119 TRACE keystone     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     self.pool.connect(),
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:16.146 18119 TRACE keystone     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:16.146 18119 TRACE keystone     return self._create_connection()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:16.146 18119 TRACE keystone     return _ConnectionRecord(self)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:16.146 18119 TRACE keystone     self.connection = self.__connect()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     connection = self.__pool._creator()
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:16.146 18119 TRACE keystone     return Connection(*args, **kwargs)
>2014-08-08 14:57:16.146 18119 TRACE keystone   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:16.146 18119 TRACE keystone     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:16.146 18119 TRACE keystone OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:16.146 18119 TRACE keystone 
>2014-08-08 14:57:16.581 18146 INFO keystone.common.openssl [-] openssl genrsa -out /etc/keystone/ssl/private/cakey.pem 2048
>2014-08-08 14:57:16.621 18146 INFO keystone.common.openssl [-] openssl req -new -x509 -extensions v3_ca -key /etc/keystone/ssl/private/cakey.pem -out /etc/keystone/ssl/certs/ca.pem -days 3650 -config /etc/keystone/ssl/certs/openssl.conf -subj /C=US/ST=Unset/L=Unset/O=Unset/CN=www.example.com
>2014-08-08 14:57:16.630 18146 INFO keystone.common.openssl [-] openssl genrsa -out /etc/keystone/ssl/private/signing_key.pem 2048
>2014-08-08 14:57:16.766 18146 INFO keystone.common.openssl [-] openssl req -key /etc/keystone/ssl/private/signing_key.pem -new -out /etc/keystone/ssl/certs/req.pem -config /etc/keystone/ssl/certs/openssl.conf -subj /C=US/ST=Unset/L=Unset/O=Unset/CN=www.example.com
>2014-08-08 14:57:16.775 18146 INFO keystone.common.openssl [-] openssl ca -batch -out /etc/keystone/ssl/certs/signing_cert.pem -config /etc/keystone/ssl/certs/openssl.conf -days 3650d -cert /etc/keystone/ssl/certs/ca.pem -keyfile /etc/keystone/ssl/private/cakey.pem -infiles /etc/keystone/ssl/certs/req.pem
>2014-08-08 14:57:17.267 18168 INFO keystone.common.environment [-] Environment configured as: eventlet
>2014-08-08 14:57:17.548 18168 WARNING keystone.openstack.common.versionutils [-] Deprecated: keystone.middleware.core.XmlBodyMiddleware is deprecated as of Icehouse in favor of support for "application/json" only and may be removed in K.
>2014-08-08 14:57:17.600 18168 INFO keystone.common.environment.eventlet_server [-] Starting /usr/bin/keystone-all on 192.168.100.137:35357
>2014-08-08 14:57:17.604 18168 INFO keystone.common.environment.eventlet_server [-] Starting /usr/bin/keystone-all on 192.168.100.137:5000
>2014-08-08 14:57:17.605 18168 INFO eventlet.wsgi.server [-] (18168) wsgi starting up on http://192.168.100.137:35357/
>2014-08-08 14:57:17.606 18168 INFO eventlet.wsgi.server [-] (18168) wsgi starting up on http://192.168.100.137:5000/
>2014-08-08 14:57:18.147 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.147 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:18.157 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:18] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 0.034534
>2014-08-08 14:57:18.457 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.457 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:18.459 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:18] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.005000
>2014-08-08 14:57:18.752 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:18.752 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:18.754 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:18] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004495
>2014-08-08 14:57:19.054 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.054 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:19.056 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:19] "GET /v2.0/tenants HTTP/1.1" 500 291 0.009452
>2014-08-08 14:57:19.347 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.347 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:19.349 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:19] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 0.004736
>2014-08-08 14:57:19.646 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.646 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:19.648 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:19] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.005997
>2014-08-08 14:57:19.970 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:19.970 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:19.971 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:19] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004388
>2014-08-08 14:57:20.261 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.261 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:20.263 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:20] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004376
>2014-08-08 14:57:20.557 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.557 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:20.559 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:20] "GET /v2.0/endpoints HTTP/1.1" 500 291 0.004795
>2014-08-08 14:57:20.884 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:20.884 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:20.885 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:20] "GET /v2.0/tenants HTTP/1.1" 500 291 0.004641
>2014-08-08 14:57:21.222 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.222 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:21.224 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:21] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 0.004461
>2014-08-08 14:57:21.524 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.524 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:21.526 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:21] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004852
>2014-08-08 14:57:21.849 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:21.849 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:21.851 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:21] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 0.004455
>2014-08-08 14:57:22.147 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.147 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:22.148 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:22] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004351
>2014-08-08 14:57:22.437 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.437 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:22.439 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:22] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004371
>2014-08-08 14:57:22.759 18168 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 14:57:22.759 18168 TRACE keystone.common.wsgi 
>2014-08-08 14:57:22.761 18168 INFO eventlet.wsgi.server [-] 192.168.100.137 - - [08/Aug/2014 14:57:22] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 0.004344
>2014-08-08 15:17:23.499 6634 CRITICAL keystone [-] OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:17:23.499 6634 TRACE keystone Traceback (most recent call last):
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/bin/keystone-manage", line 51, in <module>
>2014-08-08 15:17:23.499 6634 TRACE keystone     cli.main(argv=sys.argv, config_files=config_files)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/cli.py", line 190, in main
>2014-08-08 15:17:23.499 6634 TRACE keystone     CONF.command.cmd_class.main()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/cli.py", line 66, in main
>2014-08-08 15:17:23.499 6634 TRACE keystone     migration_helpers.sync_database_to_version(extension, version)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/migration_helpers.py", line 139, in sync_database_to_version
>2014-08-08 15:17:23.499 6634 TRACE keystone     migration.db_sync(sql.get_engine(), abs_path, version=version)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 188, in get_engine
>2014-08-08 15:17:23.499 6634 TRACE keystone     return _get_engine_facade().get_engine()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 15:17:23.499 6634 TRACE keystone     CONF.database.connection, CONF)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 15:17:23.499 6634 TRACE keystone     **dict(conf.database.items()))
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 15:17:23.499 6634 TRACE keystone     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 15:17:23.499 6634 TRACE keystone     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 15:17:23.499 6634 TRACE keystone     _mysql_check_effective_sql_mode(engine)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 15:17:23.499 6634 TRACE keystone     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 15:17:23.499 6634 TRACE keystone     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 15:17:23.499 6634 TRACE keystone     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     self.pool.connect(),
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     return _ConnectionFairy(self).checkout()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 15:17:23.499 6634 TRACE keystone     rec = self._connection_record = pool._do_get()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 15:17:23.499 6634 TRACE keystone     return self._create_connection()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 15:17:23.499 6634 TRACE keystone     return _ConnectionRecord(self)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 15:17:23.499 6634 TRACE keystone     self.connection = self.__connect()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     connection = self.__pool._creator()
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     return dialect.connect(*cargs, **cparams)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 15:17:23.499 6634 TRACE keystone     return Connection(*args, **kwargs)
>2014-08-08 15:17:23.499 6634 TRACE keystone   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 15:17:23.499 6634 TRACE keystone     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 15:17:23.499 6634 TRACE keystone OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:17:23.499 6634 TRACE keystone 
>2014-08-08 15:17:23.897 6649 INFO keystone.common.environment [-] Environment configured as: eventlet
>2014-08-08 15:17:24.071 6649 WARNING keystone.openstack.common.versionutils [-] Deprecated: keystone.middleware.core.XmlBodyMiddleware is deprecated as of Icehouse in favor of support for "application/json" only and may be removed in K.
>2014-08-08 15:17:24.118 6649 INFO keystone.common.environment.eventlet_server [-] Starting /usr/bin/keystone-all on 10.8.29.214:35357
>2014-08-08 15:17:24.119 6649 INFO keystone.common.environment.eventlet_server [-] Starting /usr/bin/keystone-all on 10.8.29.214:5000
>2014-08-08 15:17:24.120 6649 INFO eventlet.wsgi.server [-] (6649) wsgi starting up on http://10.8.29.214:35357/
>2014-08-08 15:17:24.121 6649 INFO eventlet.wsgi.server [-] (6649) wsgi starting up on http://10.8.29.214:5000/
>2014-08-08 15:17:24.435 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:17:24.435 6649 TRACE keystone.common.wsgi 
>2014-08-08 15:17:24.439 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 15:17:24] "GET /v2.0/endpoints HTTP/1.1" 500 291 0.029649
>2014-08-08 15:46:53.558 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 15:46:53.558 6649 TRACE keystone.common.wsgi 
>2014-08-08 15:46:53.560 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 15:46:53] "GET /v2.0/endpoints HTTP/1.1" 500 291 0.005119
>2014-08-08 16:16:19.193 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:19.193 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:19.197 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:19] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009813
>2014-08-08 16:16:22.503 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:22.503 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:22.505 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:22] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010407
>2014-08-08 16:16:25.831 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:25.831 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:25.833 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:25] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008327
>2014-08-08 16:16:29.143 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:29.143 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:29.145 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:29] "GET /v2.0/tenants HTTP/1.1" 500 291 3.016274
>2014-08-08 16:16:32.445 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:32.445 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:32.447 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:32] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008605
>2014-08-08 16:16:35.746 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:35.746 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:35.748 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:35] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008581
>2014-08-08 16:16:39.066 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:39.066 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:39.069 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:39] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009861
>2014-08-08 16:16:42.367 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:42.367 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:42.369 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:42] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009287
>2014-08-08 16:16:45.708 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:45.708 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:45.710 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:45] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.007918
>2014-08-08 16:16:49.028 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:49.028 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:49.030 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:49] "GET /v2.0/tenants HTTP/1.1" 500 291 3.008536
>2014-08-08 16:16:52.463 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:52.463 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:52.465 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:52] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.007751
>2014-08-08 16:16:55.908 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:55.908 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:55.910 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:55] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010286
>2014-08-08 16:16:59.232 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:16:59.232 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:16:59.234 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:16:59] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009433
>2014-08-08 16:17:02.539 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:02.539 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:17:02.541 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:17:02] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009940
>2014-08-08 16:17:05.854 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:05.854 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:17:05.856 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:17:05] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009817
>2014-08-08 16:17:09.220 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:17:09.220 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:17:09.222 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:17:09] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010279
>2014-08-08 16:46:12.152 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:12.152 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:12.154 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:12] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010602
>2014-08-08 16:46:15.454 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:15.454 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:15.456 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:15] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008528
>2014-08-08 16:46:18.758 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:18.758 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:18.760 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:18] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011495
>2014-08-08 16:46:22.107 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:22.107 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:22.109 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:22] "GET /v2.0/tenants HTTP/1.1" 500 291 3.009967
>2014-08-08 16:46:25.406 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:25.406 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:25.408 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:25] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009937
>2014-08-08 16:46:28.710 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:28.710 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:28.712 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:28] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010903
>2014-08-08 16:46:32.155 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:32.155 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:32.157 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:32] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.006712
>2014-08-08 16:46:35.575 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:35.575 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:35.577 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:35] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009147
>2014-08-08 16:46:38.982 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:38.982 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:38.984 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:38] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.011764
>2014-08-08 16:46:42.298 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:42.298 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:42.300 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:42] "GET /v2.0/tenants HTTP/1.1" 500 291 3.009532
>2014-08-08 16:46:45.608 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:45.608 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:45.610 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:45] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010389
>2014-08-08 16:46:48.913 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:48.913 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:48.915 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:48] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.007472
>2014-08-08 16:46:52.262 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:52.262 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:52.264 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:52] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.012018
>2014-08-08 16:46:55.568 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:55.568 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:55.570 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:55] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008058
>2014-08-08 16:46:58.874 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:46:58.874 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:46:58.876 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:46:58] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008730
>2014-08-08 16:47:02.259 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 16:47:02.259 6649 TRACE keystone.common.wsgi 
>2014-08-08 16:47:02.261 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 16:47:02] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010055
>2014-08-08 17:17:01.807 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:01.807 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:01.810 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:01] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010944
>2014-08-08 17:17:05.131 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:05.131 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:05.133 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:05] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010812
>2014-08-08 17:17:08.432 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:08.432 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:08.434 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:08] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009417
>2014-08-08 17:17:11.739 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:11.739 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:11.741 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:11] "GET /v2.0/tenants HTTP/1.1" 500 291 3.012466
>2014-08-08 17:17:15.045 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:15.045 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:15.047 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:15] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008114
>2014-08-08 17:17:18.344 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:18.344 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:18.346 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:18] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008007
>2014-08-08 17:17:21.645 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:21.645 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:21.647 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:21] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010449
>2014-08-08 17:17:24.955 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:24.955 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:24.957 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:24] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010925
>2014-08-08 17:17:28.259 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:28.259 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:28.261 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:28] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.010568
>2014-08-08 17:17:31.563 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:31.563 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:31.565 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:31] "GET /v2.0/tenants HTTP/1.1" 500 291 3.010029
>2014-08-08 17:17:34.896 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:34.896 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:34.898 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:34] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009774
>2014-08-08 17:17:38.202 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:38.202 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:38.204 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:38] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.007588
>2014-08-08 17:17:41.542 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:41.542 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:41.544 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:41] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010692
>2014-08-08 17:17:44.844 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:44.844 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:44.846 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:44] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009879
>2014-08-08 17:17:48.159 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:48.159 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:48.161 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:48] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010874
>2014-08-08 17:17:51.504 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:17:51.504 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:17:51.506 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:17:51] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011029
>2014-08-08 17:46:12.267 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:12.267 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:12.270 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:12] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009813
>2014-08-08 17:46:15.577 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:15.577 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:15.579 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:15] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011083
>2014-08-08 17:46:18.880 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:18.880 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:18.882 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:18] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009048
>2014-08-08 17:46:22.227 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:22.227 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:22.230 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:22] "GET /v2.0/tenants HTTP/1.1" 500 291 3.013651
>2014-08-08 17:46:25.525 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:25.525 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:25.527 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:25] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009615
>2014-08-08 17:46:28.823 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:28.823 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:28.825 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:28] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009896
>2014-08-08 17:46:32.134 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:32.134 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:32.136 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:32] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008469
>2014-08-08 17:46:35.465 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:35.465 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:35.467 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:35] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009369
>2014-08-08 17:46:38.769 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:38.769 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:38.771 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:38] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.010701
>2014-08-08 17:46:42.081 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:42.081 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:42.083 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:42] "GET /v2.0/tenants HTTP/1.1" 500 291 3.009283
>2014-08-08 17:46:45.403 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:45.403 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:45.405 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:45] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008027
>2014-08-08 17:46:48.705 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:48.705 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:48.707 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:48] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009629
>2014-08-08 17:46:52.009 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:52.009 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:52.011 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:52] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008775
>2014-08-08 17:46:55.331 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:55.331 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:55.333 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:55] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009997
>2014-08-08 17:46:58.664 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:46:58.664 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:46:58.666 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:46:58] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011032
>2014-08-08 17:47:01.995 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 17:47:01.995 6649 TRACE keystone.common.wsgi 
>2014-08-08 17:47:01.997 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 17:47:01] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009962
>2014-08-08 18:16:13.241 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:13.241 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:13.243 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:13] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010929
>2014-08-08 18:16:16.546 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:16.546 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:16.548 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:16] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008549
>2014-08-08 18:16:19.842 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:19.842 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:19.844 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:19] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.007895
>2014-08-08 18:16:23.150 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:23.150 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:23.152 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:23] "GET /v2.0/tenants HTTP/1.1" 500 291 3.008364
>2014-08-08 18:16:26.453 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:26.453 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:26.455 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:26] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009021
>2014-08-08 18:16:29.752 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:29.752 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:29.754 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:29] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010244
>2014-08-08 18:16:33.068 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:33.068 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:33.070 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:33] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009920
>2014-08-08 18:16:36.369 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:36.369 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:36.371 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:36] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010374
>2014-08-08 18:16:39.684 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:39.684 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:39.686 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:39] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.010957
>2014-08-08 18:16:43.000 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:43.000 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:43.002 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:43] "GET /v2.0/tenants HTTP/1.1" 500 291 3.008650
>2014-08-08 18:16:46.307 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:46.307 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:46.309 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:46] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008229
>2014-08-08 18:16:49.615 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:49.615 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:49.617 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:49] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.015080
>2014-08-08 18:16:52.926 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:52.926 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:52.928 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:52] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010845
>2014-08-08 18:16:56.257 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:56.257 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:56.259 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:56] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008210
>2014-08-08 18:16:59.557 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:16:59.557 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:16:59.559 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:16:59] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010487
>2014-08-08 18:17:02.884 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:17:02.884 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:17:02.886 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:17:02] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009232
>2014-08-08 18:46:14.226 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:14.226 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:14.229 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:14] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.011938
>2014-08-08 18:46:17.537 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:17.537 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:17.539 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:17] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010143
>2014-08-08 18:46:20.865 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:20.865 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:20.870 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:20] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009267
>2014-08-08 18:46:24.211 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:24.211 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:24.213 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:24] "GET /v2.0/tenants HTTP/1.1" 500 291 3.011375
>2014-08-08 18:46:27.511 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:27.511 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:27.513 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:27] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.008200
>2014-08-08 18:46:30.813 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:30.813 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:30.815 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:30] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010137
>2014-08-08 18:46:34.138 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:34.138 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:34.140 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:34] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011157
>2014-08-08 18:46:37.452 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:37.452 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:37.454 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:37] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010091
>2014-08-08 18:46:40.751 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:40.751 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:40.753 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:40] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.009272
>2014-08-08 18:46:44.058 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:44.058 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:44.060 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:44] "GET /v2.0/tenants HTTP/1.1" 500 291 3.009912
>2014-08-08 18:46:47.377 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:47.377 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:47.379 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:47] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009506
>2014-08-08 18:46:50.682 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:50.682 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:50.684 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:50] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008904
>2014-08-08 18:46:54.007 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:54.007 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:54.009 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:54] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010267
>2014-08-08 18:46:57.314 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:46:57.314 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:46:57.317 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:46:57] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.012018
>2014-08-08 18:47:00.642 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:47:00.642 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:47:00.644 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:47:00] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009485
>2014-08-08 18:47:04.012 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 18:47:04.012 6649 TRACE keystone.common.wsgi 
>2014-08-08 18:47:04.014 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 18:47:04] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008534
>2014-08-08 19:16:45.235 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:45.235 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:16:45.237 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:16:45] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.009755
>2014-08-08 19:16:48.557 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:48.557 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:16:48.559 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:16:48] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010238
>2014-08-08 19:16:51.878 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:51.878 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:16:51.880 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:16:51] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.008102
>2014-08-08 19:16:55.211 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:55.211 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:16:55.213 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:16:55] "GET /v2.0/tenants HTTP/1.1" 500 291 3.011532
>2014-08-08 19:16:58.522 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:16:58.522 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:16:58.524 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:16:58] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.011013
>2014-08-08 19:17:01.850 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:01.850 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:01.852 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:01] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.010793
>2014-08-08 19:17:05.173 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:05.173 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:05.175 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:05] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009073
>2014-08-08 19:17:08.509 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:08.509 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:08.511 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:08] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009868
>2014-08-08 19:17:11.846 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 69, in get_endpoints
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     for endpoint in self.catalog_api.list_endpoints():
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 140, in list_endpoints
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return self.driver.list_endpoints(hints or driver_hints.Hints())
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 231, in list_endpoints
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:11.846 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:11.848 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:11] "GET /v2.0/endpoints HTTP/1.1" 500 291 3.009657
>2014-08-08 19:17:15.167 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 50, in get_all_projects
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     CONF.identity.default_domain_id)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 423, in list_projects_in_domain
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return self.driver.list_projects_in_domain(domain_id)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 238, in list_projects_in_domain
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:15.167 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:15.169 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:15] "GET /v2.0/tenants HTTP/1.1" 500 291 3.012917
>2014-08-08 19:17:18.512 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:18.512 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:18.514 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:18] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010700
>2014-08-08 19:17:21.852 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:21.852 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:21.854 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:21] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.009282
>2014-08-08 19:17:25.171 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/controllers.py", line 236, in get_roles
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return {'roles': self.assignment_api.list_roles()}
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/core.py", line 453, in list_roles
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return self.driver.list_roles(hints or driver_hints.Hints())
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/assignment/backends/sql.py", line 512, in list_roles
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     with sql.transaction() as session:
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return self.gen.next()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 198, in transaction
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     session = get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:25.171 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:25.173 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:25] "GET /v2.0/OS-KSADM/roles HTTP/1.1" 500 291 3.010352
>2014-08-08 19:17:28.489 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:28.489 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:28.492 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:28] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011037
>2014-08-08 19:17:32.076 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:32.076 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:32.078 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:32] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011738
>2014-08-08 19:17:35.525 6649 ERROR keystone.common.wsgi [-] (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi Traceback (most recent call last):
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/wsgi.py", line 207, in __call__
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     result = method(context, **params)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/controllers.py", line 36, in get_services
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     service_list = self.catalog_api.list_services()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/manager.py", line 47, in wrapper
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return f(self, *args, **kwargs)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/core.py", line 117, in list_services
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return self.driver.list_services(hints or driver_hints.Hints())
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 224, in wrapper
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return f(self, hints, *args, **kwargs)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/catalog/backends/sql.py", line 162, in list_services
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     session = sql.get_session()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 192, in get_session
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return _get_engine_facade().get_session(expire_on_commit=expire_on_commit)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/common/sql/core.py", line 176, in _get_engine_facade
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     CONF.database.connection, CONF)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 904, in from_config
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     **dict(conf.database.items()))
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 847, in __init__
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     retry_interval=kwargs.get('retry_interval', 10))
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 653, in create_engine
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     _mysql_set_mode_callback(engine, mysql_sql_mode)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 577, in _mysql_set_mode_callback
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     _mysql_check_effective_sql_mode(engine)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 556, in _mysql_check_effective_sql_mode
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     realmode = _mysql_get_effective_sql_mode(engine)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib/python2.7/site-packages/keystone/openstack/common/db/sqlalchemy/session.py", line 548, in _mysql_get_effective_sql_mode
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     row = engine.execute("SHOW VARIABLES LIKE 'sql_mode'").fetchone()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1613, in execute
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     connection = self.contextual_connect(close_with_result=True)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1661, in contextual_connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     self.pool.connect(),
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 272, in connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return _ConnectionFairy(self).checkout()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 431, in __init__
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     rec = self._connection_record = pool._do_get()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 772, in _do_get
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return self._create_connection()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 225, in _create_connection
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return _ConnectionRecord(self)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 318, in __init__
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     self.connection = self.__connect()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 379, in __connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     connection = self.__pool._creator()
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 80, in connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return dialect.connect(*cargs, **cparams)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 283, in connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return self.dbapi.connect(*cargs, **cparams)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     return Connection(*args, **kwargs)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi   File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 187, in __init__
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi     super(Connection, self).__init__(*args, **kwargs2)
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi OperationalError: (OperationalError) (2013, "Lost connection to MySQL server at 'reading initial communication packet', system error: 0") None None
>2014-08-08 19:17:35.525 6649 TRACE keystone.common.wsgi 
>2014-08-08 19:17:35.527 6649 INFO eventlet.wsgi.server [-] 10.8.29.214 - - [08/Aug/2014 19:17:35] "GET /v2.0/OS-KSADM/services HTTP/1.1" 500 291 3.011753

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Attachments on bug 1128285: 925288 | 925289 | 925290 | 925292