Hi, Can please you provide the versions of vdsm, qemu, libvirt?
On Sun, Jul 30, 2017 at 1:01 PM, Johan Bernhardsson <jo...@kafit.se> wrote: > Hello, > > We get this error message while moving or copying some of the disks on > our main cluster running 4.1.2 on centos7 > > This is shown in the engine: > VDSM vbgkvm02 command HSMGetAllTasksStatusesVDS failed: low level Image > copy failed > > I can copy it inside the host. And i can use dd to copy. Haven't tried > to run qemu-img manually yet. > > > This is from vdsm.log on the host: > 2017-07-28 09:07:22,741+0200 ERROR (tasks/6) [root] Job u'c82d4c53- > 3eb4-405e-a2d5-c4c77519360e' failed (jobs:217) > Traceback (most recent call last): > File "/usr/lib/python2.7/site-packages/vdsm/jobs.py", line 154, in > run > self._run() > File "/usr/share/vdsm/storage/sdm/api/copy_data.py", line 88, in _run > self._operation.wait_for_completion() > File "/usr/lib/python2.7/site-packages/vdsm/qemuimg.py", line 329, in > wait_for_completion > self.poll(timeout) > File "/usr/lib/python2.7/site-packages/vdsm/qemuimg.py", line 324, in > poll > self.error) > QImgError: cmd=['/usr/bin/taskset', '--cpu-list', '0-15', > '/usr/bin/nice', '-n', '19', '/usr/bin/ionice', '-c', '3', > '/usr/bin/qemu-img', 'convert', '-p', '-t', 'none', '-T', 'none', '-f', > 'raw', u'/rhev/data-center/mnt/glusterSD/vbgsan02:_fs02/0924ff77-ef51- > 43 > 5b-b90d-50bfbf2e8de7/images/750f4184-b852-4b00-94fc- > 476f3f5b93c7/3fe43487-3302-4b34-865a-07c5c6aedbf2', '-O', 'raw', > u'/rhev/data-center/mnt/glusterSD/10.137.30.105:_fs03/5d47a297-a21f- > 4587-bb7c-dd00d52010d5/images/750f4184-b852-4b00-94fc- > 476f3f5b93c7/3fe43487-3302-4b34-865 > a-07c5c6aedbf2'], ecode=1, stdout=, stderr=qemu-img: error while > reading sector 12197886: No data available > , message=None > > > The storage domains are all based on gluster. The storage domains that > we see this on is configured as dispersed volumes. > > Found a way to "fix" the problem. And that is to run dd if=/dev/vda > of=/dev/null bs=1M inside the virtual guest. After that we can copy an > image or use storage livemigration. > > Is this a gluster problem or an vdsm problem? Or could it be something > with qemu-img? > > /Johan > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users >
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