Liron, looks like you were right and it was not the business_entities_snapshot but the async_tasks that caused the data loss. I hope there are no more of these :) Can you help to figure out how the import operation could have failed in this way? Is there a BZ for this already?
Thank you, Laszlo ----- Original Message ----- > From: "Jakub Bittner" <j.bitt...@nbu.cz> > To: users@ovirt.org > Sent: Wednesday, August 28, 2013 5:12:23 PM > Subject: Re: [Users] All VMs disappeared > > Dne 27.8.2013 16:01, Laszlo Hornyak napsal(a): > > Thank you Frank, I will investigate this issue. > > > > ----- Original Message ----- > >> From: "Frank Wall" <f...@moov.de> > >> To: users@ovirt.org > >> Sent: Tuesday, August 27, 2013 2:44:44 PM > >> Subject: Re: [Users] All VMs disappeared > >> > >> Hi Laszlo, > >> > >> On 27.08.2013 14:24, Laszlo Hornyak wrote: > >>> If I understand correctly, this is what happens to your installation, > >>> the AddVmFromTemplate command goes to fail and engine tries to > >>> compensate, and upon successful compensation you get VM records > >>> removed from DB and storage cleaned up. > >> just to be sure, please note, that the task actually completed > >> successfully from my point of view. The new VM (direved from the > >> template clone task) is fully usable and on the webadmin the task is > >> shown as "completed". > >> > >> So maybe at some point in time the engine does get the job status wrong > >> and the problem begins... > >> > >>> I need to look into this but I think it should be safe to remove this > >>> record while the engine is down. Make sure to make a backup if you > >>> try! > >> OK, I did the following test: > >> > >> - created a new VM from my custom template (with cloned Disk) > >> - waited for the job to complete > >> - manually deleted the related DB entry from the table "async_tasks" > >> - set host/node to maintenance > >> - rebootet engine > >> > >> Result: The VM did NOT disappear! :-) > >> > >> I think somehow ovirt-engine does get the results of the job wrong, thus > >> it does not recognize that the job completed *successfully* and does a > >> retry after reboot (which fails horribly and leads to disappearing VMs). > >> > >> > >> Thanks > >> - Frank > >> > >> _______________________________________________ > >> Users mailing list > >> Users@ovirt.org > >> http://lists.ovirt.org/mailman/listinfo/users > >> > > _______________________________________________ > > Users mailing list > > Users@ovirt.org > > http://lists.ovirt.org/mailman/listinfo/users > Hi, > > I manually deleted async_tasks and I dont have problem with disappearing > of VMs. Thanks > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users > _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users