[Users] node spin including qemu-kvm-rhev?

[Fabian Deutsch]

Am Sonntag, den 06.04.2014, 11:57 -0400 schrieb Doron Fediuck:
> 
> ----- Original Message -----
> > From: "Paul Jansen" <vlaero at yahoo.com.au>
> > To: "users" <users at ovirt.org>
> > Sent: Wednesday, April 2, 2014 11:38:29 AM
> > Subject: [Users] node spin including qemu-kvm-rhev?
> > 
> > I understand that there are ongoing discussions with the Centos people
> > regarding a suitable home for recompiled qemu-kvm packages.
> > Given that the ovirt node is our own spin, is there any reason why that
> > couldn't include the recompiled qemu-kvm packages that will then allow us to
> > use live snapshots and do live migrations? Itamar recently mentioned that we
> > already build these via a jenkins task.
> > 
> > Nodes built on top of a Centos install will still be an issue but I think its
> > reasonable that the ovirt-node iso could include these custom packages.
> > This way we don't have to potentially wait until 3.4.1 or 3.5 to get the live
> > snapshot/migration features. The caveat would be that these features would
> > only be supported if the nodes were all ovirt node iso based.
> > 
> > What are people's thoughts?
> > 
> > 
> 
> Sounds reasonable as long as you understand mix and match will become an issue.
> The questions is how do we differentiate between the nodes to make sure no one
> mixes them by mistake?

Hey,

yeah - that is also my concern.
oVirt node has a mechanism (in master) to expose that features are
present or not, but I don't know if vdsm has the capability to pass this
on to Engine, and if Engine has the logic to detect incompatabilities
based on the underlying qemu-kvm-rhev version.

Greetings
fabian