[Users] VMs and volumes disappearing

[Yair Zaslavsky]

----- Original Message -----
> From: "Martijn Grendelman" <martijn.grendelman at isaac.nl>
> To: "Yair Zaslavsky" <yzaslavs at redhat.com>
> Cc: users at ovirt.org, "Ofer Schreiber" <oschreib at redhat.com>
> Sent: Tuesday, October 1, 2013 2:59:27 PM
> Subject: Re: [Users] VMs and volumes disappearing
> 
> Hello Yair,
> 
> Thank you for your answers, but I still have some questions left ;-)
> 
> >> I find engine.log somewhat hard to read, to be honest, and documentation
> >> is hard to find, but I think I found some clues.
> > 
> > Hi,
> > I understand what you're saying about engine.log, when I asked for
> > it, it was because I'm one of the maintainers of ovirt engine, so I
> > thought I could give you a hand here, especially after reading your
> > email and getting a sense that I saw a similar issue in the past.
> 
> If you want, I can send you my log. I wasn't sure if that's what you meant.
> 
> I just had the same problem again.
> - Stopped oVirt engine
> - Checked the 'async_tasks' table. It was empty!
> - Started oVirt engine
> - Same set of imported VMs as last time deleted!
> 
> I thought that lingering records from the 'async_tasks' table were to
> blame, but apparently, that's not the case.
> 
> Can you tell me what I need to check/do/modify/update/delete before
> restarting oVirt that will keep my VMs from being deleted? (Please see
> below for a note on upgrading like you suggested)

make sure you dont have records at async_tasks with vdsm_task_id of "empty guid" - but i'm really not in favor of such hacks, this is a hack. I strongly suggest you solve upgrade issue (please communicate with ofer on this).

> 
> >> I think I have an idea about what happended now.
> >>
> >> The 2 disappeared VMs have been imported into oVirt using virt-v2v. The
> >> 3rd one that's now missing a disk volume was not, but I have been
> >> playing with storage migration in the past.
> > 
> > Then this is the reason, other users have complained about it at
> > users at ovirt.org
> 
> I have read the thread about disappearing VMs from August and indeed it
> sounds like this might me the same problem.
> 
> > Upgrade I just talked with Ofer (CC'ed), our release engineer, and he
> > said that all packages should be 3.3.0-4 (notice ovirt-engine is
> > not) I hope this helps you out,
> 
> There are no updates, at least Yum doesn't give me any. I enabled the
> beta channel just now, but that doesn't make a difference. 3.3.0-1 is
> the latest version. What am I missing?
> 
> martijn at ovirt:~> sudo yum list all|grep ovirt-engine.noarch
> ovirt-engine.noarch             3.3.0-1.el6                @ovirt-beta

I'll let ofer answer that.

> 
> Best regards,
> Martijn Grendelman
> 
>