[ovirt-users] Snapshot issue

Wed Apr 1 06:41:38 UTC 2015


----- Original Message -----
> From: "Koen Vanoppen" <vanoppen.koen at gmail.com>
> To: "Omer Frenkel" <ofrenkel at redhat.com>, users at ovirt.org
> Sent: Wednesday, April 1, 2015 7:53:03 AM
> Subject: Re: [ovirt-users] Snapshot issue
> 
> Worked perfectly!!! BIG thanks Omer!!! All my VM's are back up. Nothing
> lost!
> 
> SOLVED!!!

excellent :)

> 
> 2015-03-31 9:53 GMT+02:00 Omer Frenkel <ofrenkel at redhat.com>:
> 
> >
> >
> > ----- Original Message -----
> > > From: "Koen Vanoppen" <vanoppen.koen at gmail.com>
> > > To: "Omer Frenkel" <ofrenkel at redhat.com>, users at ovirt.org
> > > Sent: Tuesday, March 31, 2015 7:35:57 AM
> > > Subject: Re: [ovirt-users] Snapshot issue
> > >
> > > I just wanted to remove the snapshots in ovirt... That's all... And now
> > > they are locked. Without the possibility to remove, reboot the vm or
> > cancel
> > > the snapshots...
> > > So I'm stuck... How can I change the status of the snapshot in the db, so
> > > that at least I can remove the VM? And what could be the impact , worst
> > > case?
> > >
> >
> > i thought you want to save the vm, then the worst case might be data
> > corruption,
> > in case something is really wrong with the snapshots and you try to run
> > the vm.
> >
> > more optimistic, in case snapshot is missing in storage but not deleted in
> > db,
> > vm would fail to start, then you might be able to just delete the snapshot
> > (again probably only manually in db)
> > and recover completely.
> >
> > if you just want to delete the vm, worst case would be that you have to
> > clear manually stuff from the db/storage
> >
> > if you decide to change the db, better to have a backup :)
> > also, i would recommend making it when the engine is down.
> >
> > ok, so, first to get the info in the db:
> > select snapshot_id,description,status from snapshots where status =
> > 'LOCKED' and vm_id in (select vm_guid from vm_static where vm_name='<vm
> > name here>');
> >
> > just update it to be 'OK' :
> > update snapshots set status = 'OK' where snapshot_id = '<snapshot id from
> > previous query>';
> >
> > also, check there are locked images related to this snapshot:
> > select image_guid,imagestatus from images where vm_snapshot_id =
> > '<snapshot id from previous query>' and imagestatus != 1;
> >
> > if so, need to unlock it as well:
> > updates images set imagestatus = 1 where image_guid = '<id of images from
> > previous query>';
> >
> >
> > let me know how it went
> >
> > > Kind regards,
> > >
> > > 2015-03-30 13:46 GMT+02:00 Omer Frenkel <ofrenkel at redhat.com>:
> > >
> > > >
> > > >
> > > > ----- Original Message -----
> > > > > From: "Koen Vanoppen" <vanoppen.koen at gmail.com>
> > > > > To: "Omer Frenkel" <ofrenkel at redhat.com>, users at ovirt.org
> > > > > Sent: Monday, March 30, 2015 7:44:10 AM
> > > > > Subject: Re: [ovirt-users] Snapshot issue
> > > > >
> > > > > I can't even remove them... Something needs to be done... Any ideas?
> > > > >
> > > >
> > > > not sure i understand what you tried?
> > > > the 'broken' snapshots are locked, so you can't remove them.
> > > > as i said, there is no easy and safe way to fix this...
> > > > you can try to change the status of the snapshot in the db - but i am
> > not
> > > > sure what will happen!
> > > >
> > > > > 2015-03-25 8:45 GMT+01:00 Koen Vanoppen <vanoppen.koen at gmail.com>:
> > > > >
> > > > > > Hi Omer,
> > > > > >
> > > > > > Thanks for your reply.
> > > > > > I was cleaning our snapshots on oVirt. So I started deleting
> > snapshots
> > > > one
> > > > > > by one. In total in deleted 10 snapshots. 5 VM's came back up,
> > without
> > > > the
> > > > > > error message, the rest of them are still down with this error
> > message.
> > > > > >
> > > > > > 2015-03-25 7:36 GMT+01:00 Omer Frenkel <ofrenkel at redhat.com>:
> > > > > >
> > > > > >>
> > > > > >>
> > > > > >> ----- Original Message -----
> > > > > >> > From: "Koen Vanoppen" <vanoppen.koen at gmail.com>
> > > > > >> > To: users at ovirt.org
> > > > > >> > Sent: Wednesday, March 25, 2015 8:09:17 AM
> > > > > >> > Subject: Re: [ovirt-users] Snapshot issue
> > > > > >> >
> > > > > >> > I'm still not able to start my VM's:
> > > > > >> > Cannot run VM. The VM is performing an operation on a Snapshot.
> > > > Please
> > > > > >> wait
> > > > > >> > for the operation to finish, and try again...
> > > > > >> >
> > > > > >> > I already restarted the vdsm deamons on the hypervisors and
> > > > restarted
> > > > > >> the
> > > > > >> > engine too... Does anybody has any clue how I can solve this
> > state?
> > > > > >> >
> > > > > >> > Kind regards,
> > > > > >> >
> > > > > >> > Koen
> > > > > >> >
> > > > > >> > 2015-03-24 7:45 GMT+01:00 Koen Vanoppen <
> > vanoppen.koen at gmail.com
> > > > > :
> > > > > >> >
> > > > > >> >
> > > > > >> >
> > > > > >> > This is in the logs:
> > > > > >> > 2015-03-24 07:41:50,436 WARN
> > > > [org.ovirt.engine.core.bll.RunVmCommand]
> > > > > >> > (ajp--127.0.0.1-8702-12) [686c18ce] CanDoAction of action RunVm
> > > > failed
> > > > > >> for
> > > > > >> > user Reasons:
> > > > > >> >
> > > > VAR__ACTION__RUN,VAR__TYPE__VM,ACTION_TYPE_FAILED_VM_IS_DURING_SNAPSHOT
> > > > > >> >
> > > > > >> > Can't I clear all this? Because I Still have several machines
> > down
> > > > due
> > > > > >> the
> > > > > >> > reason he is still in the "cannot run VM..." state...
> > > > > >> >
> > > > > >>
> > > > > >> this happens because you have a snapshot in status locked,
> > > > > >> probably you did some operation on snapshot and something went
> > wrong
> > > > (it
> > > > > >> might have failed without clearing the state..)
> > > > > >> there is no easy and safe way to fix this (you can change the
> > status
> > > > of
> > > > > >> the snapshot in the db but i am not sure what will happen)
> > > > > >> what action did you do with snapshots on this vm?
> > > > > >> what was the result?
> > > > > >>
> > > > > >> >
> > > > > >> >
> > > > > >> > 2015-03-23 8:40 GMT+01:00 Koen Vanoppen <
> > vanoppen.koen at gmail.com
> > > > > :
> > > > > >> >
> > > > > >> >
> > > > > >> >
> > > > > >> > Dear all,
> > > > > >> >
> > > > > >> > I have the following problem:
> > > > > >> >
> > > > > >> > Cannot run VM. The VM is performing an operation on a Snapshot.
> > > > Please
> > > > > >> wait
> > > > > >> > for the operation to finish, and try again.
> > > > > >> >
> > > > > >> > It is like this since Friday... How can I resolve this? I really
> > > > need
> > > > > >> this vm
> > > > > >> > to be up again...
> > > > > >> >
> > > > > >> > Kind regards,
> > > > > >> >
> > > > > >> > Koen
> > > > > >> >
> > > > > >> >
> > > > > >> >
> > > > > >> > _______________________________________________
> > > > > >> > Users mailing list
> > > > > >> > Users at ovirt.org
> > > > > >> > http://lists.ovirt.org/mailman/listinfo/users
> > > > > >> >
> > > > > >>
> > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
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