Can you provide full vdsm & engine logs?
On Tue, Feb 26, 2019 at 5:10 PM Alan G <[email protected]> wrote:
> Hi,
>
>
> I performed the following: -
>
> 1. Shutdown VM.
> 2. Take a snapshot
> 3. Create a clone from snapshot.
> 4. Start the clone. Clone starts fine.
> 5. Attempt to delete snapshot from original VM, fails.
> 6. Attempt to start original VM, fails with "Bad volume specification".
>
> This was logged in VDSM during the snapshot deletion attempt.
>
> 2019-02-26 13:27:10,907+0000 ERROR (tasks/3) [storage.TaskManager.Task]
> (Task='67577e64-f29d-4c47-a38f-e54b905cae03') 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 1892, in finalizeMerge
> merge.finalize(subchainInfo)
> File "/usr/share/vdsm/storage/merge.py", line 271, in finalize
> optimal_size = subchain.base_vol.optimal_size()
> File "/usr/share/vdsm/storage/blockVolume.py", line 440, in optimal_size
> check = qemuimg.check(self.getVolumePath(), qemuimg.FORMAT.QCOW2)
> File "/usr/lib/python2.7/site-packages/vdsm/qemuimg.py", line 157, in
> check
> out = _run_cmd(cmd)
> File "/usr/lib/python2.7/site-packages/vdsm/qemuimg.py", line 426, in
> _run_cmd
> raise QImgError(cmd, rc, out, err)
> QImgError: cmd=['/usr/bin/qemu-img', 'check', '--output', 'json', '-f',
> 'qcow2',
> '/rhev/data-center/mnt/blockSD/024109d5-ea84-47ed-87e5-1c8681fdd177/images/f7dea7bd-04
> 6c-4923-b5a5-d0c1201607fc/ac540314-989d-42c2-9e7e-3907eedbe27f'], ecode=3,
> stdout={
> "image-end-offset": 52210892800,
> "total-clusters": 1638400,
> "check-errors": 0,
> "leaks": 323,
> "leaks-fixed": 0,
> "allocated-clusters": 795890,
> "filename":
> "/rhev/data-center/mnt/blockSD/024109d5-ea84-47ed-87e5-1c8681fdd177/images/f7dea7bd-046c-4923-b5a5-d0c1201607fc/ac540314-989d-42c2-9e7e-3907eedbe27f",
> "format": "qcow2",
> "fragmented-clusters": 692941
> }
> , stderr=Leaked cluster 81919 refcount=1 reference=0
> Leaked cluster 81920 refcount=1 reference=0
> Leaked cluster 81921 refcount=1 reference=0
> etc..
>
> Is there any way to fix these leaked clusters?
>
> Running oVirt 4.1.9 with FC block storage.
>
> Thanks,
>
> Alan
>
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