[ovirt-users] question mark in oVirt - "cannot acquire state change lock"

[Nir Soffer]

On Tue, Feb 16, 2016 at 9:58 PM, paf1 at email.cz <paf1 at email.cz> wrote:
> Hello all,
> how can I eliminate question mark from "hanged" VM? ( it happened in
> shutdown process via oVirt  env. )
> Best solution without hypervizor reboot, meaning "power off" , "kill" or
> another workaround for that VM .
> Will help removing task DB record from oVirt mgmt server - if exists ,
> ofcourse ??
> Running  gluster 3.7.5 / oVirt 3.5.2 /
> libvirt-daemon-kvm-1.2.8-16.el7_1.5.x86_64  on centos 7.1.1503 .
>
> thx a lot.
> Pa.
>
> PS: I found similar problem in libvirt library a many years ago ( redhat 5.6
> )
>    https://bugzilla.redhat.com/show_bug.cgi?id=676205
>    https://bugzilla.redhat.com/show_bug.cgi?id=668438
> problem explanation:
> http://linux.india365.org/2012/01/libvirt-virsh-cannot-acquire-state-change-lock-error-explained/

This is very interesting, I have seen this error in testing
environment on rhel 7.1 or 7.2.

Can you provide vdsm logs showing the time of the error?

Nir