[Bug 1984272] Re: octavia LB going to error state

[Felipe Alencastro]

Also affecting octavia on uca focal-xena:

root at juju-2752e1-5-lxd-25:/var/log/octavia# tail octavia-driver-agent.log
2022-10-11 18:20:10.014 640 INFO octavia.cmd.driver_agent [-] Driver agent get listener process starts:
2022-10-11 18:20:10.123 640 INFO octavia.cmd.driver_agent [-] Started enabled provider agent: "ovn" with PID: 1424.
2022-10-11 18:20:12.772 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:20:13.774 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:20:15.777 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:20:19.778 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:20:27.786 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:20:43.847 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:21:15.890 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
2022-10-11 18:22:19.955 1424 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused

** Changed in: cloud-archive
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1984272

Title:
  octavia LB going to error state

Status in Ubuntu Cloud Archive:
  Confirmed
Status in octavia package in Ubuntu:
  Confirmed

Bug description:
  I am getting the following error in the driver-agent.log

  2022-08-10 17:33:00.189 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:36:00.224 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:39:00.316 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:42:00.406 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:45:00.465 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:48:00.566 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:51:00.666 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused
  2022-08-10 17:54:00.761 17 ERROR ovsdbapp.backend.ovs_idl.idlutils [-] Unable to open stream to tcp:127.0.0.1:6642 to retrieve schema: Connection refused


  This error was not coming previously, i re-ran the deployment script
  for some updates in horizon and other services then this issue started
  hitting up

  Openstack wallaby tripleo

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