Instance creation fails with the below error
ERROR nova.compute.manager [req-uuid <user name>] [instance: <instance-uuid>] Unexpected build failure, not rescheduling build.
TRACE nova.compute.manager [instance: <instance-uuid>] MessagingTimeout: Timed out waiting for a reply to message ID fbb7342c8d3147e0b6fc96df9f5250bf
- Platform9 Managed OpenStack All Versions
- The instance was scheduled and created on the host, but failed to update Nova DB as the connection timed out due to a communication issue between pf9-ostackhost service on the host and rabbitmq service on the management plane.
- List the instances created on the host
$ sudo virsh list --all
- Compare it with the list of instances provided by running below commands.
$ openstack server list --all --host <host_uuid> --fit-width
As this is newly created instance, undefine the affected instance on the host by running below command and try recreating the instance.
$ sudo virsh undefine <instance-uuid>