[ovirt-users] How to fix the bad migrated volumes?

[Arman Khalatyan]

Hello,
During the live storage migration a few disks out of 55 where not migrating.
Any hints how to fix it?
They are throwing following error:

2017-12-04 10:22:04,442+0100 ERROR (tasks/4)
[storage.TaskManager.Task]
(Task='2b895d5b-5abd-41c1-bfba-c70ebe4a5213') Unexpected error
(task:872)
Traceback (most recent call last):
  File "/usr/share/vdsm/storage/task.py", line 879, in _run
    return fn(*args, **kargs)
  File "/usr/share/vdsm/storage/task.py", line 333, in run
    return self.cmd(*self.argslist, **self.argsdict)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/securable.py",
line 79, in wrapper
    return method(self, *args, **kwargs)
  File "/usr/share/vdsm/storage/sp.py", line 1712, in cloneImageStructure
    img.cloneStructure(sdUUID, imgUUID, dstSdUUID)
  File "/usr/share/vdsm/storage/image.py", line 676, in cloneStructure
    self._createTargetImage(sdCache.produce(dstSdUUID), sdUUID, imgUUID)
  File "/usr/share/vdsm/storage/image.py", line 450, in _createTargetImage
    srcVolUUID=volParams['parent'])
  File "/usr/share/vdsm/storage/sd.py", line 758, in createVolume
    initialSize=initialSize)
  File "/usr/share/vdsm/storage/volume.py", line 1067, in create
    initialSize=initialSize)
  File "/usr/share/vdsm/storage/fileVolume.py", line 445, in _create
    raise se.VolumeAlreadyExists(volUUID)
VolumeAlreadyExists: Volume already exists:
('5fd79560-1cc3-4711-b758-52195c1d196d',)


Thank you beforehand,
Arman.