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[Bug 1564596] [NEW] backup operation of volume backed instances cannot be done in pause and suspend state

 

Public bug reported:

This is a corner case of bug
https://bugs.launchpad.net/nova/+bug/1361487

While bug 1361487 was fixed in Kilo in
https://review.openstack.org/#/c/116789/

the problem is still present when the instance is volume backed. You
will get this exception in the logs

upstart/nova-api.log:2016-03-22 08:49:53.925 3557 INFO
nova.api.openstack.wsgi [req-6e6982b6-917f-4039-bef4-2da25e859011
dea08a1751064e5180cdd3d5701047d8 453670a92914454dae57f61e417a428f - - -]
HTTP exception thrown: Cannot 'createImage' instance 0cbc3c3a-065f-4d2e-
a1c2-b0e274553a70 while it is in vm_state paused

** Affects: nova
     Importance: Undecided
     Assignee: Saverio Proto (zioproto)
         Status: In Progress

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https://bugs.launchpad.net/bugs/1564596

Title:
   backup operation of volume backed instances cannot be done in pause
  and suspend state

Status in OpenStack Compute (nova):
  In Progress

Bug description:
  This is a corner case of bug
  https://bugs.launchpad.net/nova/+bug/1361487

  While bug 1361487 was fixed in Kilo in
  https://review.openstack.org/#/c/116789/

  the problem is still present when the instance is volume backed. You
  will get this exception in the logs

  upstart/nova-api.log:2016-03-22 08:49:53.925 3557 INFO
  nova.api.openstack.wsgi [req-6e6982b6-917f-4039-bef4-2da25e859011
  dea08a1751064e5180cdd3d5701047d8 453670a92914454dae57f61e417a428f - -
  -] HTTP exception thrown: Cannot 'createImage' instance 0cbc3c3a-065f-
  4d2e-a1c2-b0e274553a70 while it is in vm_state paused

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