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[OpenStack Infra <2093433@xxxxxxxxxxxxxxxxxx>]

Reviewed:  https://review.opendev.org/c/openstack/neutron/+/939117
Committed: https://opendev.org/openstack/neutron/commit/b5c912d090b74c204404f8a434cd5d24c41b46eb
Submitter: "Zuul (22348)"
Branch:    master

commit b5c912d090b74c204404f8a434cd5d24c41b46eb
Author: elajkat <lajos.katona@xxxxxxxx>
Date:   Mon Jan 13 10:22:21 2025 +0100

    If OVS Manager creation failes retry to set values
    
    Closes-Bug: #2093433
    Change-Id: Idf9d8247631e20b446728945244a861e2ec9d93f


** Changed in: neutron
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/2093433

Title:
  OVS Manager creation is failing at ovs-agent startup causing that
  values like inactivity_timeout are not set

Status in neutron:
  Fix Released

Bug description:
  In some cases neutron-ovs-agent is not able to create the OVS manager due to row collision, example from upstream CI run:
  Jan 08 14:52:18.437125 np0039512747 neutron-openvswitch-agent[63181]: DEBUG oslo_concurrency.processutils [-] Running cmd (subprocess): ovs-vsctl --timeout=10 --id=@manager -- create Manager target="ptcp:6640:127.0.0.1" -- add Open_vSwitch . manager_options @manager -- set Manager ptcp:6640:127.0.0.1 inactivity_probe=10000 {{(pid=65448) execute /opt/stack/data/venv/lib/python3.12/site-packages/oslo_concurrency/processutils.py:383}}
  Jan 08 14:52:18.449092 np0039512747 ovs-vsctl[65452]: ovs|00001|vsctl|INFO|Called as ovs-vsctl --timeout=10 --id=@manager -- create Manager "target=\"ptcp:6640:127.0.0.1\"" -- add Open_vSwitch . manager_options @manager -- set Manager ptcp:6640:127.0.0.1 inactivity_probe=10000
  Jan 08 14:52:18.453577 np0039512747 ovs-vsctl[65452]: ovs|00002|db_ctl_base|ERR|multiple rows in Manager match "ptcp:6640:127.0.0.1"
  Jan 08 14:52:18.455956 np0039512747 neutron-openvswitch-agent[63181]: DEBUG oslo_concurrency.processutils [-] CMD "ovs-vsctl --timeout=10 --id=@manager -- create Manager target="ptcp:6640:127.0.0.1" -- add Open_vSwitch . manager_options @manager -- set Manager ptcp:6640:127.0.0.1 inactivity_probe=10000" returned: 1 in 0.018s {{(pid=65448) execute /opt/stack/data/venv/lib/python3.12/site-packages/oslo_concurrency/processutils.py:421}}
  Jan 08 14:52:18.455956 np0039512747 neutron-openvswitch-agent[63181]: DEBUG oslo.privsep.daemon [-] privsep: reply[cdb9b623-b580-4bd9-9349-ed6a566f7b16]: (4, ('', 'ovs-vsctl: multiple rows in Manager match "ptcp:6640:127.0.0.1"\n')) {{(pid=65448) _call_back /opt/stack/data/venv/lib/python3.12/site-packages/oslo_privsep/daemon.py:498}}

  (https://zuul.opendev.org/t/openstack/build/fc2035fd67f24c87a4ad070fefdcc703/log/controller/logs/screen-
  q-agt.txt#561-565 )

  I see the same in my local devstack, the issue is that in this stage
  values in the tManager table like inactivity_probe are set in normal
  case.

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