nova-compute continuously detects DiskNotFound exception when an instance has VERIFY_RESIZE status

Solution Verified - Updated -

Issue

  • When we resize/cold-migrate instance, we observe DiskNotFound exception is in nova-compute.log until we verify resize.

    2020-01-23 12:34:56.789 1 ERROR nova.compute.manager [req-df65bdf4-8fb4-43a9-906b-6b4ed79de25b 168dedd546d4471c8d158c0b91b5e701 866df920-cde4-4798-962d-7d4084bec1f9 - default default] Error updating resources for node compute-0.: DiskNotFound: No disk at /var/lib/nova/instances/0a525c5a-d532-4e78-99f9-5f92d10afe6c/disk
    
  • The error appears on the source compute node of that resize/cold-migrate operation.

Environment

  • Red Hat OpenStack Platform 13

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