Public bug reported:
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.
** Affects: neutron
Importance: Undecided
Assignee: Lajos Katona (lajos-katona)
Status: New
** Tags: ovs
** Changed in: neutron
Assignee: (unassigned) => Lajos Katona (lajos-katona)
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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:
New
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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