Bug 1452884 - Neutron L3 agent sends gratuitous ARP packets with 1 sec delay, which may conflict with default Linux kernel locktime value (1 sec)
Summary: Neutron L3 agent sends gratuitous ARP packets with 1 sec delay, which may con...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat OpenStack
Classification: Red Hat
Component: openstack-neutron
Version: 10.0 (Newton)
Hardware: Unspecified
OS: Unspecified
urgent
urgent
Target Milestone: zstream
: 9.0 (Mitaka)
Assignee: Ihar Hrachyshka
QA Contact: Roee Agiman
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-05-19 21:09 UTC by Ihar Hrachyshka
Modified: 2017-08-30 14:07 UTC (History)
9 users (show)

Fixed In Version: openstack-neutron-8.3.0-12.el7ost
Doc Type: If docs needed, set a value
Doc Text:
Clone Of: 1390863
: 1452885 1452887 (view as bug list)
Environment:
Last Closed: 2017-08-30 14:07:41 UTC
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2017:2552 0 normal SHIPPED_LIVE openstack-neutron bug fix advisory 2017-08-30 18:00:45 UTC

Description Ihar Hrachyshka 2017-05-19 21:09:14 UTC
+++ This bug was initially created as a clone of Bug #1390863 +++

Description of problem:

Running tempest, the following tests are failing

tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_network_basic_ops
 tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_update_instance_port_admin_state
 tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_update_router_admin_state
tempest.scenario.test_network_v6.TestGettingAddress.test_dualnet_slaac_from_os
 tempest.scenario.test_network_v6.TestGettingAddress.test_multi_prefix_dhcpv6_stateless
 tempest.scenario.test_network_v6.TestGettingAddress.test_multi_prefix_slaac
tempest.scenario.test_snapshot_pattern.TestSnapshotPattern.test_snapshot_pattern

Version-Release number of selected component (if applicable):
openstack-neutron-9.0.0-1.5.el7ost.noarch
openstack-neutron-bigswitch-agent-7.0.5-0.20161015221623.f83c499.el7ost.noarch
openstack-neutron-bigswitch-lldp-7.0.5-0.20161015221623.f83c499.el7ost.noarch
openstack-neutron-common-9.0.0-1.5.el7ost.noarch
openstack-neutron-lbaas-9.0.0-2.el7ost.noarch
openstack-neutron-metering-agent-9.0.0-1.5.el7ost.noarch
openstack-neutron-ml2-9.0.0-1.5.el7ost.noarch
openstack-neutron-openvswitch-9.0.0-1.5.el7ost.noarch
openstack-neutron-sriov-nic-agent-9.0.0-1.5.el7ost.noarch

How reproducible: 100%


Steps to Reproduce:
1. Deploy RHOSP 10 HA (3 controllers, 2 compute)
2. Run tempest network scenario tests

Actual results: The above tests are failing with this traceback :

Traceback (most recent call last):
  File "/home/stack/tempest/tempest/test.py", line 100, in wrapper
    return f(self, *func_args, **func_kwargs)
  File "/home/stack/tempest/tempest/scenario/test_snapshot_pattern.py", line 71, in test_snapshot_pattern
    private_key=keypair['private_key'])
  File "/home/stack/tempest/tempest/scenario/manager.py", line 604, in get_timestamp
    private_key=private_key)
  File "/home/stack/tempest/tempest/scenario/manager.py", line 323, in get_remote_client
    linux_client.validate_authentication()
  File "/home/stack/tempest/tempest/common/utils/linux/remote_client.py", line 54, in wrapper
    six.reraise(*original_exception)
  File "/home/stack/tempest/tempest/common/utils/linux/remote_client.py", line 35, in wrapper
    return function(self, *args, **kwargs)
  File "/home/stack/tempest/tempest/common/utils/linux/remote_client.py", line 99, in validate_authentication
    self.ssh_client.test_connection_auth()
  File "/home/stack/tempest/tempest/lib/common/ssh.py", line 176, in test_connection_auth
    connection = self._get_ssh_connection()
  File "/home/stack/tempest/tempest/lib/common/ssh.py", line 90, in _get_ssh_connection
    password=self.password)
tempest.lib.exceptions.SSHTimeout: Connection to the 192.0.2.61 via SSH timed out.
User: cirros, Password: None


Expected results: Tests passed 100%


Additional info: Link to the CI job will be provided in next comment

--- Additional comment from Arie Bregman on 2016-11-02 02:56:31 EDT ---

Link to the job (includes test results + artifacts from the nodes):

https://rhos-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/neutron-tempest-rhos-coreci/1032/testReport

--- Additional comment from Jakub Libosvar on 2016-12-19 06:02:29 EST ---

Link to newer failures: https://rhos-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/neutron-tempest-rhos-coreci/1433/testReport/

--- Additional comment from Ihar Hrachyshka on 2017-05-18 13:18:10 EDT ---

Neutron side workaround applied that should help CI to succeed.

Comment 8 errata-xmlrpc 2017-08-30 14:07:41 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:2552


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