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[Radosław Piliszek <1952393@xxxxxxxxxxxxxxxxxx>]

** Also affects: devstack
   Importance: Undecided
       Status: New

** Changed in: devstack
       Status: New => In Progress

** Changed in: devstack
   Importance: Undecided => High

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https://bugs.launchpad.net/bugs/1952393

Title:
  [OVN] neutron-tempest-plugin-scenario-ovn broken with "ovn-northd did
  not start"

Status in devstack:
  In Progress
Status in neutron:
  In Progress

Bug description:
  Job failing consistently with below error since https://review.opendev.org/c/openstack/devstack/+/806858:-
  2021-11-26 05:58:40.377912 | controller | + functions-common:test_with_retry:2339    :   timeout 60 sh -c 'while ! test -e /usr/local/var/run/openvswitch/ovn-northd.pid; do sleep 1; done'
  2021-11-26 05:59:40.383253 | controller | + functions-common:test_with_retry:2340    :   die 2340 'ovn-northd did not start'
  2021-11-26 05:59:40.386420 | controller | + functions-common:die:253                 :   local exitcode=0

  Nov 26 05:58:40.329669 ubuntu-focal-inmotion-iad3-0027510462 bash[107881]:  * Creating empty database /opt/stack/data/ovn/ovnsb_db.db
  Nov 26 05:58:40.330503 ubuntu-focal-inmotion-iad3-0027510462 bash[107922]: chown: changing ownership of '/opt/stack/data/ovn': Operation not permitted
  Nov 26 05:58:40.331416 ubuntu-focal-inmotion-iad3-0027510462 bash[107923]: chown: changing ownership of '/usr/local/var/run/openvswitch/ovs-vswitchd.pid': Operation not permitted
  Nov 26 05:58:40.331416 ubuntu-focal-inmotion-iad3-0027510462 bash[107923]: chown: changing ownership of '/usr/local/var/run/openvswitch/ovsdb-server.106684.ctl': Operation not permitted
  Nov 26 05:58:40.331647 ubuntu-focal-inmotion-iad3-0027510462 bash[107923]: chown: changing ownership of '/usr/local/var/run/openvswitch/br-ex.mgmt': Operation not permitted
  Nov 26 05:58:40.331647 ubuntu-focal-inmotion-iad3-0027510462 bash[107923]: chown: changing ownership of '/usr/local/var/run/openvswitch/ovs-vswitchd.107192.ctl': Operation not permitted

  
  Example logs:-
  https://780a11778aeb29655ec5-5f07f27cfda9f7663453c94db6894b0a.ssl.cf5.rackcdn.com/818443/7/check/neutron-tempest-plugin-scenario-ovn/642b702/job-output.txt
  https://780a11778aeb29655ec5-5f07f27cfda9f7663453c94db6894b0a.ssl.cf5.rackcdn.com/818443/7/check/neutron-tempest-plugin-scenario-ovn/642b702/controller/logs/screen-ovn-northd.txt

  Job Builds:- https://zuul.openstack.org/builds?job_name=neutron-
  tempest-plugin-scenario-ovn

  
  Other ovn jobs which uses OVN_BUILD_FROM_SOURCE=True will also be impacted. So need to fix affected cases by https://review.opendev.org/c/openstack/devstack/+/806858.

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