nova service-list shows nova-compute flapping

Solution Verified - Updated -

Issue

  • nova service-list consistently shows nova-compute service going up and down
  • nova-compute service is flapping
  • nova service-list and nova-compute seems unstable in service status
  • nova service polling consistently bringing down nova-compute
  • The ComputeFilter is repeatedly denying any hypervisors to be provisioned on, with the error No valid hosts are found.

Environment

  • Red Hat OpenStack Platform 9.0
  • Red Hat OpenStack Platform 8.0
  • Red Hat OpenStack Platform 7.0
  • Red Hat OpenStack Platform 6.0

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