RE: [Xen-users] GPLPV drivers suspected to hinder live migration to different CPU type

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

> Hi,
> 
> I've noticed that on a Xen cluster with three nodes (two E5620 CPUs
and
> one E5140 CPU) live migration works perfectly in between to two E5620
> nodes, but fails to and from the E5140. The error message is about a
HVM
> context not being able to be set.
> I strongly suspect the use 238 GPPVL drivers, but I cannot uninstall
> them at this point because someone else needs the server.
> 
> Could I be right and also, can this be helped? I fiddled with cupid
> masking so the CPUs looked the same to the hypervisor, but that did
not
> help.
> 

I don't see how GPLPV could impact that, but I can't rule it out. Can
you create the DomU on the E5140 and then migrate it to the others? That
might start it with the minimum feature set required (assuming the E5620
features are a superset of the E5140)

James

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