Public bug reported: Linux Bridge agent always loads trunk extension, regardless of the loaded service plugins. The trunk agent extension execute unnecessary operations that slows down the agent execution.
For example: https://storage.gra.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_ea7/792505/3/check /neutron-fullstack-with-uwsgi_6/ea75d31/controller/logs/dsvm-fullstack- logs/TestUninterruptedConnectivityOnL2AgentRestart.test_l2_agent_restart_LB %2CFlat-network_/neutron-linuxbridge-agent--2021-05-25-- 08-56-07-279444_log.txt A new port is added. The trunk agent extension receives those events a executes the port processing: 2021-05-25 08:56:17.731 107232 DEBUG neutron_lib.callbacks.manager [req-58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Notify callbacks ['neutron.services.trunk.drivers.linuxbridge.agent.driver.LinuxBridgeTrunkDriver.agent_port_change-145314'] for port_device, after_update _notify_loop /home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack-gate/lib/python3.8/site-packages/neutron_lib/callbacks/manager.py:192 ... 2021-05-25 08:56:17.788 107232 DEBUG oslo_concurrency.lockutils [req- 58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Acquired lock "trunk- tapdd335ce5-14" lock /home/zuul/src/opendev.org/openstack/neutron/.tox /dsvm-fullstack-gate/lib/python3.8/site- packages/oslo_concurrency/lockutils.py:266 This lock is released at: 2021-05-25 08:56:17.829 107232 DEBUG oslo_concurrency.lockutils [req-58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Releasing lock "trunk-tapdd335ce5-14" lock /home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack-gate/lib/python3.8/site-packages/oslo_concurrency/lockutils.py:282 ** Affects: neutron Importance: Undecided Status: New -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to neutron. https://bugs.launchpad.net/bugs/1930443 Title: [LB] Linux Bridge agent always loads trunk extension, regardless of the loaded service plugins Status in neutron: New Bug description: Linux Bridge agent always loads trunk extension, regardless of the loaded service plugins. The trunk agent extension execute unnecessary operations that slows down the agent execution. For example: https://storage.gra.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_ea7/792505/3/check /neutron-fullstack-with-uwsgi_6/ea75d31/controller/logs/dsvm- fullstack- logs/TestUninterruptedConnectivityOnL2AgentRestart.test_l2_agent_restart_LB %2CFlat-network_/neutron-linuxbridge-agent--2021-05-25-- 08-56-07-279444_log.txt A new port is added. The trunk agent extension receives those events a executes the port processing: 2021-05-25 08:56:17.731 107232 DEBUG neutron_lib.callbacks.manager [req-58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Notify callbacks ['neutron.services.trunk.drivers.linuxbridge.agent.driver.LinuxBridgeTrunkDriver.agent_port_change-145314'] for port_device, after_update _notify_loop /home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack-gate/lib/python3.8/site-packages/neutron_lib/callbacks/manager.py:192 ... 2021-05-25 08:56:17.788 107232 DEBUG oslo_concurrency.lockutils [req- 58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Acquired lock "trunk- tapdd335ce5-14" lock /home/zuul/src/opendev.org/openstack/neutron/.tox /dsvm-fullstack-gate/lib/python3.8/site- packages/oslo_concurrency/lockutils.py:266 This lock is released at: 2021-05-25 08:56:17.829 107232 DEBUG oslo_concurrency.lockutils [req-58c1c8d4-c2a9-431c-a2a0-46f80be0e835 - - - - -] Releasing lock "trunk-tapdd335ce5-14" lock /home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack-gate/lib/python3.8/site-packages/oslo_concurrency/lockutils.py:282 To manage notifications about this bug go to: https://bugs.launchpad.net/neutron/+bug/1930443/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp