[Pacemaker] Constraint on location of resource start

[Andreas Kurz]

On 11/09/2012 08:49 AM, Cserbák Márton wrote:
> Hi,
> 
> I have successfully set up a DRBD+Pacemaker+Xen cluster on two Debian
> servers. Unfortunately, I am facing the same issue as the one
> described in https://bugzilla.redhat.com/show_bug.cgi?id=694492,
> namely, that the CPU features differ on the two servers. When the domU
> resources, that were originally created on the newer server get
> migrated to the older server, they usually crash with libc trap
> messages on the console. Live migration of domUs originally created on
> the older server is without problem in both ways.
> 
> What I was trying to figure out, if there was any way to configure
> pacemaker to allow creation of domUs on the older server only, and
> allow migration of resources to the newer server.

a simple location constraint preferring the older server should be
sufficient ... for most cases ...

Regards,
Andreas

-- 
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> 
> Any help is appreciated. Best regards,
> 
> Márton Cserbák
> 
> 
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