[ovirt-users] Hung task finalizing live migration

[Maton, Brett]

Sorry just hit reply....

I'm seeing these errors in the logs which look related to the problem:


2016-09-07 06:46:35,123 ERROR
[org.ovirt.engine.core.bll.tasks.CommandCallbacksPoller]
(DefaultQuartzScheduler6) [19c58c0d] Failed invoking callback end method
'onFailed' for command '07608003-ca05-4e2e-b917-85ce525c011b' with
exception 'null', the callback is marked for end method retries
2016-09-07 06:46:45,184 ERROR [org.ovirt.engine.core.bll.CommandsFactory]
(DefaultQuartzScheduler7) [19c58c0d] Error in invocating CTOR of command
'LiveMigrateDisk': null
2016-09-07 06:46:45,185 ERROR
[org.ovirt.engine.core.bll.tasks.CommandCallbacksPoller]
(DefaultQuartzScheduler7) [19c58c0d] Failed invoking callback end method
'onFailed' for command '07608003-ca05-4e2e-b917-85ce525c011b' with
exception 'null', the callback is marked for end method retries

On 5 September 2016 at 06:46, Nir Soffer <nsoffer at redhat.com> wrote:

> Hi Maton,
>
> Please reply to the list, not to me directly.
>
> Ala, can you look at this? is this a known issue?
>
> Thanks,
> Nir
>
> On Mon, Sep 5, 2016 at 8:43 AM, Maton, Brett <matonb at ltresources.co.uk>
> wrote:
> > Log files as requested
> >
> > https://ufile.io/4fc35 vdsm log
> > https://ufile.io/e9836 engine 03-Sep
> > https://ufile.io/15f37 engine 04-Sep
> >
> > vdsm log stops on the 01-Sep...
> >
> > Couple of entries from the event log:
> >
> > Sep 3, 2016 7:31:07 PM    Snapshot 'Auto-generated for Live Storage
> > Migration' deletion for VM 'lv01' has been completed.
> > Sep 3, 2016 6:46:46 PM    Snapshot 'Auto-generated for Live Storage
> > Migration' deletion for VM 'lv01' was initiated by SYSTEM
> >
> > And the related tasks
> >
> > Removing Snapshot Auto-generated for Live Storage Migration of VM lv01
> > Sep 3, 2016 6:46:44 PM        N/A    29f45ca9
> > Validating    Sep 3, 2016 6:46:44 PM    until    Sep 3, 2016 6:46:44 PM
> > Executing    Sep 3, 2016 6:46:44 PM    until    Sep 3, 2016 7:31:06 PM
> >
> > Finalizing    Sep 3, 2016 7:31:06 PM        N/A
> >
> >
> >
> > On 4 September 2016 at 14:27, Nir Soffer <nsoffer at redhat.com> wrote:
> >>
> >> On Sun, Sep 4, 2016 at 12:40 PM, Maton, Brett <matonb at ltresources.co.uk
> >
> >> wrote:
> >>>
> >>> How do I fix / kill a hung vdsm task?
> >>>
> >>> It seems to have completed the task but is stuck finalising.
> >>>
> >>> Removing Snapshot Auto-generated for Live Storage Migration
> >>> Validating
> >>> Executing
> >>> (hour glass) Finalizing
> >>>
> >>> Task has been 'stuck' finalising for over 13 hours
> >>
> >>
> >> Can you share engine and vdsm logs since the time the merge was started?
> >>
> >> Nir
> >
> >
>
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