[ovirt-users] VMs freeze during vm-host reboot

[Michal Skrivanek]

> On 08 Jul 2016, at 12:06, bertjan <b.j.goorkate at umcutrecht.nl> wrote:
> 
> Hi,
> 
> I have a 3-node CentOS7 based oVirt+replica-3 gluster environment with an engine
> on dedicated hardware.
> 
> After putting the first vm-host into maintenance mode to update it from vdsm-4.17.28-1
> to vdsm-4.17.32-0 and from glusterfs-3.7.11-1 to glusterfs-3.7.12-2 (among others),
> random VMs froze (not pauzed. oVirt showed them as 'up') until the update was done and
> the vm-host was rebooted and active again. 

I suppose the host you were updating at that time had no running VMs, right?
If so, then indeed perhaps a gluster issue

> 
> After all the vm-hosts were upgraded, I never experienced the problem again.
> Can this be a bug, fixed with the upgrade to glusterfs-3.7.12-2? 
> 
> Has anyone experienced the same problem?
> 
> Thanks in advance! (next week I'm not able to check my e-mail, so response can be delayed).
> 
> Regards,
> 
> Bertjan
> 
> 
> 
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