[libvirt-users] Server 2016 locked in paused state

Hi all, I have a number of production Windows servers on KVM/DRBD and two of them are Server 2016. Both these guests have started exhibiting the same behaviour where they enter a paused state and will not resume. The behaviour is the same whether I use virsh or virt-manager. My only recourse is to force the guest off and start it again. This brings the host up temporarily where upon it pauses again. It could be minutes or hours but it always returns to being stuck in this paused state. I'm not seeing anything much in /var/log/kern.log or syslog - perhaps I'm missing the clue. Has anyone else seen this and or can you advise me where I should be looking to find the cause of this? Sincerely -- *Paul O'Rorke* *Tracker Software Products (Canada) Limited * www.tracker-software.com <http://www.tracker-software.com/> Tel: +1 (250) 324 1621 Fax: +1 (250) 324 1623 <http://www.tracker-software.com/> Support: http://www.tracker-software.com/support Download latest Releases http://www.tracker-software.com/downloads/

On 30/4/18 16:59, Paul O'Rorke wrote:
Hi all,
I have a number of production Windows servers on KVM/DRBD and two of them are Server 2016. Both these guests have started exhibiting the same behaviour where they enter a paused state and will not resume.
Paul, I experienced this when the server images partition filled. It may not be your case but it's worth to check it out.

On Mon, Apr 30, 2018 at 05:46:14PM +0200, Francesc Guasch wrote:
On 30/4/18 16:59, Paul O'Rorke wrote:
Hi all,
I have a number of production Windows servers on KVM/DRBD and two of them are Server 2016. Both these guests have started exhibiting the same behaviour where they enter a paused state and will not resume.
Paul, I experienced this when the server images partition filled. It may not be your case but it's worth to check it out.
Yeah, that was my first idea as well, you might have ran out of space. Check the pause reason for the domain. I'm not sure how to do that in virt-manager, but you can do that using `virsh domstate --reason $domain`. You can also check libvirt logs for something like EIO or I/O error, but that will just be a debug message saying that QEMU sent us something like that.
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Martin - thank you!
`virsh domstate --reason $domain` was exactly what I was looking for.
root@trk-kvm-01:~/scripts# virsh domstate --reason sharepoint_server paused (I/O error) Looks like running out of space? I had also thought about space and had done an lvextend but I also use DRBD and this was my first resize of a live system and I neglected to resize the DRBD resource... Doh! So far it seems to have resolved the issue. I appreciate the help. *Paul O'Rorke* *Tracker Software Products (Canada) Limited * www.tracker-software.com <http://www.tracker-software.com/> Tel: +1 (250) 324 1621 Fax: +1 (250) 324 1623 <http://www.tracker-software.com/> Support: http://www.tracker-software.com/support Download latest Releases http://www.tracker-software.com/downloads/ On 2018-05-01 07:03 AM, Martin Kletzander wrote:
virsh domstate --reason

Paul, I experienced this when the server images partition filled. It may not be your case but it's worth to check it out. Indeed that was my first thought too. I have them backed by LVM so I did an lvmextend but it didn't seem to work until I created new DRBD
Hi Francesc, thanks for the input. meta-data (not relevant to this group though I guess). It has stayed up since doing that; so far... So it may have been a little PEBKAC here... Thanks for the pointer. *Paul O'Rorke* *Tracker Software Products (Canada) Limited * www.tracker-software.com <http://www.tracker-software.com/> Tel: +1 (250) 324 1621 Fax: +1 (250) 324 1623 <http://www.tracker-software.com/> Support: http://www.tracker-software.com/support Download latest Releases http://www.tracker-software.com/downloads/ On 2018-04-30 08:46 AM, Francesc Guasch wrote:
On 30/4/18 16:59, Paul O'Rorke wrote:
Hi all,
I have a number of production Windows servers on KVM/DRBD and two of them are Server 2016. Both these guests have started exhibiting the same behaviour where they enter a paused state and will not resume.
Paul, I experienced this when the server images partition filled. It may not be your case but it's worth to check it out.
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participants (3)
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Francesc Guasch
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Martin Kletzander
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Paul O'Rorke