fatal: [compute1 -> 172.112.10.124]: FAILED! => {"attempts": 3, "changed": false, "cmd": ["/openstack/venvs/nova-20.0.0/bin/nova-status", "upgrade", "check"], "delta": "0:00:02.056930", "end"
: "2020-01-08 12:02:19.464456", "failed_when_result": true, "msg": "non-zero return code", "rc": 2, "start": "2020-01-08 12:02:17.407526", "stderr": "", "stderr_lines": [], "stdout": "+------
--------------------------------------------------------------+\n| Upgrade Check Results                                              |\n+-----------------------------------------------------
---------------+\n| Check: Cells v2                                                    |\n| Result: Success                                                    |\n| Details: No host mappings or compute nodes were found. Remember to |\n|   run command 'nova-manage cell_v2 discover_hosts' when new        |\n|   compute hosts are deployed.                                      |\n+--------------------------------------------------------------------+\n| Check: Placement API                                               |\n| Result: Failure                                                    |\n| Details: Placement API endpoint not found.                         |\n+--------------------------------------------------------------------+\n| Check: Ironic Flavor Migration                                     |\n| Result: Success                                                    |\n| Details: None                                                      |\n+--------------------------------------------------------------------+\n| Check: Cinder API                                                  |\n| Result: Success                                                    |\n| Details: None                                                      |\n+--------------------------------------------------------------------+", "stdout_lines": ["+--------------------------------------------------------------------+", "| Upgrade Check Results                                              |", "+--------------------------------------------------------------------+", "| Check: Cells v2                                                    |", "| Result: Success                                                    |", "| Details: No host mappings or compute nodes were found. Remember to |", "|   run command 'nova-manage cell_v2 discover_hosts' when new        |", "|   compute hosts are deployed.                                      |", "+--------------------------------------------------------------------+", "| Check: Placement API                                               |", "| Result: Failure                                                    |", "| Details: Placement API endpoint not found.                         |", "+--------------------------------------------------------------------+", "| Check: Ironic Flavor Migration                                     |", "| Result: Success                                                    |", "| Details: None                                                      |", "+--------------------------------------------------------------------+", "| Check: Cinder API                                                  |", "| Result: Success                                                    |", "| Details: None                                                      |", "+--------------------------------------------------------------------+"]}