To Reproduce Steps to reproduce the behavior:

1. Migrate from OVS to OVN.
2. The following error appears in the ovs-vswitchd log.

|rconn|WARN|br-tenant<->tcp:127.0.0.1:6633: connection failed (Connection refused) 

Expected behavior

• No Connection refused errors occur.

Bug impact

• It is not clear whether this error is directly related, but there was an incident where the network connection of a pod running on the customer’s OCP cluster was disconnected.

Known workaround

• No workaround.

Additional context

• The customer’s environment is Shift on Stack, and the worker node where the pod was running is an OpenStack VM.
• The ovs-vswitchd log errors were observed on the OpenStack node.