Failing to spawn new instances after a fresh OpenStack 16.1 All-In-One default deployment

Solution Verified - Updated -

Issue

  • When trying to spawn new instances after a fresh Red Hat OpenStack Platform (RHOSP) 16.1 All-In-One default deployment (Tech Preview), it fails and outputs an error message like the one below:

    $ openstack server list
    +--------------------------------------+----------+--------+----------+--------+--------+
    | ID                                   | Name     | Status | Networks | Image  | Flavor |
    +--------------------------------------+----------+--------+----------+--------+--------+
    | b046a5b9-9aac-4503-ad29-9b842c6159d9 | myserver | ERROR  |          | cirros | tiny   |
    +--------------------------------------+----------+--------+----------+--------+--------+
    
    $ openstack server show myserver -f value -c fault
    
    {'code': 500, 'created': '2020-10-30T15:07:40Z', 'message': 'Exceeded maximum number of retries. Exhausted all hosts available for retrying build 
    failures for instance b046a5b9-9aac-4503-ad29-9b842c6159d9.', 'details': 'Traceback (most recent call last):\n  File "/usr/lib/python3.6/site- 
    packages/nova/conductor/manager.py", line 651, in build_instances\n    raise 
    exception.MaxRetriesExceeded(reason=msg)\nnova.exception.MaxRetriesExceeded: Exceeded maximum number of retries. Exhausted all hosts 
    available for retrying build failures for instance b046a5b9-9aac-4503-ad29-9b842c6159d9.\n'}
    
  • RHOSP 16.1 All-In-One is deployed as a Virtual Machine on top of a KVM host and the standalone_parameters.yaml file has the following parameter defined:

    [...]
    StandaloneExtraConfig:
        NovaComputeLibvirtType: qemu
    [...]
    

Environment

  • Red Hat OpenStack Platform (RHOSP)
    • 16.1 (All-In-One)

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