nova-compute service does not appear after successful deploy of overcloud

Solution Verified - Updated -


  • Overcloud deploy completed successfully without errors, but only nova-compute serivce does not appear in openstack compute service list results.
  • In the nova-compute log, the following message is outputted as if the connection is interrupted from the Keystone when getting a token to Keystone.
CRITICAL nova [req-aaaa-aaaa-aaaa-aaaa-aaaa - - - - -] Unhandled error: keystoneauth1.exceptions.connection.ConnectFailure: Unable to establish connection to http://XXX.XXX.XXX.XXX:5000/v3/auth/tokens: ('Connection aborted.', RemoteDisconnected('Remote end closed connection without response'))


  • Red Hat OpenStack Platform 17.0

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