Overcloud deployment is successfully completed, but OS CLI commands, related to networking (neutron) fails with “503” error, for example: (openstack) network list HttpException: 503: Server Error for url: http://10.9.92.25:9696/v2.0/networks, No server is available to handle this request.: 503 Service Unavailable (openstack) On Controllers “neutron_api” restarts itself all the time + CRITICAL message is logged in: var/log/containers/neutron/server.log: 2020-01-06 13:51:12.394 7 CRITICAL neutron.plugins.ml2.managers [-] The 'ansible = networking_ansible.ml2.mech_driver:AnsibleMechanismDriver' entrypoint could not be loaded for the following reason: 'No module named 'network_runner''.: ModuleNotFoundError: No module named 'network_runner'
Removing blocker? flag per email discussion - http://post-office.corp.redhat.com/archives/rhos-hardprov/2020-January/msg00037.html.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2020:0283