Description of problem: ----------------------- After upgrade to RHOS-11 nova-api fails to start: 017-01-11 14:06:36.993 563044 DEBUG nova.wsgi [req-0a75f073-9808-43ea-ace8-9cc89aed8681 - - - - -] Loading app metadata from /etc/nova/api-paste.ini load_app /usr/lib/python2.7/site-packages/nova/wsgi.py:496 2017-01-11 14:06:37.034 563044 CRITICAL nova [req-0a75f073-9808-43ea-ace8-9cc89aed8681 - - - - -] ConfigFileValueError: Value for option metadata_workers is not valid: Should be greater than or equal to 1 2017-01-11 14:06:37.034 563044 ERROR nova Traceback (most recent call last): 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/bin/nova-api", line 10, in <module> 2017-01-11 14:06:37.034 563044 ERROR nova sys.exit(main()) 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/lib/python2.7/site-packages/nova/cmd/api.py", line 59, in main 2017-01-11 14:06:37.034 563044 ERROR nova server = service.WSGIService(api, use_ssl=should_use_ssl) 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/lib/python2.7/site-packages/nova/service.py", line 303, in __init__ 2017-01-11 14:06:37.034 563044 ERROR nova self.workers = (getattr(CONF, '%s_workers' % wname, None) or 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2355, in __getattr__ 2017-01-11 14:06:37.034 563044 ERROR nova return self._get(name) 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2774, in _get 2017-01-11 14:06:37.034 563044 ERROR nova value = self._do_get(name, group, namespace) 2017-01-11 14:06:37.034 563044 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2817, in _do_get 2017-01-11 14:06:37.034 563044 ERROR nova % (opt.name, str(ve))) 2017-01-11 14:06:37.034 563044 ERROR nova ConfigFileValueError: Value for option metadata_workers is not valid: Should be greater than or equal to 1 2017-01-11 14:06:37.034 563044 ERROR nova 2017-01-11 14:06:37.270 563227 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting 2017-01-11 14:06:37.270 563226 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting 2017-01-11 14:06:37.271 563226 INFO nova.wsgi [-] Stopping WSGI server. 2017-01-11 14:06:37.271 563227 INFO nova.wsgi [-] Stopping WSGI server. Version-Release number of selected component (if applicable): ------------------------------------------------------------- openstack-nova-scheduler-15.0.0-0.20170106144910.45f14c2.el7ost.noarch openstack-nova-console-15.0.0-0.20170106144910.45f14c2.el7ost.noarch python-novaclient-6.0.0-1.el7ost.noarch openstack-nova-compute-15.0.0-0.20170106144910.45f14c2.el7ost.noarch openstack-nova-novncproxy-15.0.0-0.20170106144910.45f14c2.el7ost.noarch puppet-nova-10.1.0-0.20170105233844.4cb2476.el7ost.noarch openstack-nova-cert-15.0.0-0.20170106144910.45f14c2.el7ost.noarch openstack-nova-api-15.0.0-0.20170106144910.45f14c2.el7ost.noarch openstack-nova-common-15.0.0-0.20170106144910.45f14c2.el7ost.noarch openstack-nova-conductor-15.0.0-0.20170106144910.45f14c2.el7ost.noarch python-nova-15.0.0-0.20170106144910.45f14c2.el7ost.noarch Steps to Reproduce: 1. Upgrade from RHOS-9 to RHOS-10 2. Upgrade from RHOS-10 to RHOS-11 3. Check status of openstack-nova-api on overcloud controllers Actual results: --------------- Service fails to start Expected results: ----------------- Service is configured during upgrade Additional info: ---------------- After manually setting missed variables service has started: crudini --set /etc/nova/nova.conf DEFAULT metadata_workers 4 crudini --set /etc/nova/nova.conf DEFAULT osapi_compute_workers 4
*** This bug has been marked as a duplicate of bug 1412203 ***