[ovirt-users] Some major problems after 4.2 upgrade, could really use some assistance

[Simone Tiraboschi]

On Thu, Jan 11, 2018 at 6:15 AM, Jayme <jaymef at gmail.com> wrote:

> I performed Ovirt 4.2 upgrade on a 3 host cluster with NFS shared
> storage.  The shared storage is mounted from one of the hosts.
>
> I upgraded the hosted engine first, downloading the 4.2 rpm, doing a yum
> update then engine setup which seemed to complete successfully, at the end
> it powered down the hosted VM but it never came back up.  I was unable to
> start it.
>
> I proceeded to upgrade the three hosts, ovirt 4.2 rpm and a full yum
> update.  I also rebooted each of the three hosts.
>
> After some time the hosts did come back and almost all of the VMs are
> running again and seem to be working ok with the exception of two:
>
> 1. The hosted VM still will not start, I've tried everything I can think
> of.
>
> 2. A VM that I know existed is not running and does not appear to exist, I
> have no idea where it is or how to start it.
>
> 1. Hosted engine
>
> From one of the hosts I get a weird error trying to start it:
>
> # hosted-engine --vm-start
> Command VM.getStats with args {'vmID': '4013c829-c9d7-4b72-90d5-6fe58137504c'}
> failed:
> (code=1, message=Virtual machine does not exist: {'vmId':
> u'4013c829-c9d7-4b72-90d5-6fe58137504c'})
>
> From the two other hosts I do not get the same error as above, sometimes
> it appears to start but --vm-status shows errors such as:  Engine status
>                   : {"reason": "failed liveliness check", "health": "bad",
> "vm": "up", "detail": "Up"}
>
> Seeing these errors in syslog:
>
> Jan 11 01:06:30 host0 libvirtd: 2018-01-11 05:06:30.473+0000: 1910: error
> : qemuOpenFileAs:3183 : Failed to open file '/var/run/vdsm/storage/
> 248f46f0-d793-4581-9810-c9d965e2f286/c2dde892-f978-4dfc-a421-c8e04cf387f9/
> 23aa0a66-fa6c-4967-a1e5-fbe47c0cd705': No such file or directory
>
> Jan 11 01:06:30 host0 libvirtd: 2018-01-11 05:06:30.473+0000: 1910: error
> : qemuDomainStorageOpenStat:11492 : cannot stat file
> '/var/run/vdsm/storage/248f46f0-d793-4581-9810-c9d965e2f286/c2dde892-f978-
> 4dfc-a421-c8e04cf387f9/23aa0a66-fa6c-4967-a1e5-fbe47c0cd705': Bad file
> descriptor
>
> 2. Missing VM.  virsh -r list on each host does not show the VM at all.  I
> know it existed and is important.  The log on one of the hosts even shows
> that it started it recently then stopped in 10 or so minutes later:
>
> Jan 10 18:47:17 host3 systemd-machined: New machine qemu-9-Berna.
> Jan 10 18:47:17 host3 systemd: Started Virtual Machine qemu-9-Berna.
> Jan 10 18:47:17 host3 systemd: Starting Virtual Machine qemu-9-Berna.
> Jan 10 18:54:45 host3 systemd-machined: Machine qemu-9-Berna terminated.
>
> How can I find out the status of the "Berna" VM and get it running again?
>

Is it on the engine DB?


>
> Thanks so much!
>
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