[ovirt-users] vm refuses to migrate because of NUMA

[Yaniv Dary]

You can not migrate VM with NUMA. They are pinned to host.

Yaniv Dary
Technical Product Manager
Red Hat Israel Ltd.
34 Jerusalem Road
Building A, 4th floor
Ra'anana, Israel 4350109

Tel : +972 (9) 7692306
        8272306
Email: ydary at redhat.com
IRC : ydary


On Mon, Feb 8, 2016 at 12:24 PM, Nathanaël Blanchet <blanchet at abes.fr>
wrote:

> Hi all,
>
> I created a cluster of VM with the same CPu level, except that one of them
> only has one physical CPU. When trying to migrate, I get this message into
> engine.log :
>
> 3b-4810-b5a4-f415c90ffdca`::Failed to migrate
> Traceback (most recent call last):
>   File "/usr/share/vdsm/virt/migration.py", line 294, in run
>     self._startUnderlyingMigration(time.time())
>   File "/usr/share/vdsm/virt/migration.py", line 364, in
> _startUnderlyingMigration
>     self._perform_migration(duri, muri)
>   File "/usr/share/vdsm/virt/migration.py", line 403, in _perform_migration
>     self._vm._dom.migrateToURI3(duri, params, flags)
>   File "/usr/share/vdsm/virt/virdomain.py", line 68, in f
>     ret = attr(*args, **kwargs)
>   File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line
> 124, in wrapper
>     ret = f(*args, **kwargs)
>   File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1836, in
> migrateToURI3
>     if ret == -1: raise libvirtError ('virDomainMigrateToURI3() failed',
> dom=self)
> libvirtError: unsupported configuration: NUMA node 1 is unavailable
>
> It seems that engine allows to mix multinode and mononode host into a same
> cluster whereas vms can't migrate between these nodes.
> I've never been using and configuring NUMA until now, so I don't
> understand why we are not allowed to migrate vms.*
> Thank you for your help
>
> --
> Nathanaël Blanchet
>
> Supervision réseau
> Pôle Infrastrutures Informatiques
> 227 avenue Professeur-Jean-Louis-Viala
> 34193 MONTPELLIER CEDEX 5
> Tél. 33 (0)4 67 54 84 55
> Fax  33 (0)4 67 54 84 14
> blanchet at abes.fr
>
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ovirt.org/pipermail/users/attachments/20160208/a1e63bc2/attachment-0001.html>