The cpu model actually gets read from
a libvirt xml file.
Extensive documentation about this can be found here:
http://wiki.libvirt.org/page/Libvirt_identifies_host_processor_as_a_diffe...
HTH
Am 04.04.2014 17:32, schrieb Itamar Heim:
On 03/31/2014 06:57 PM, Robert Story wrote:
> On Wed, 19 Mar 2014 10:13:28 -0400 (EDT) Omer wrote:
> OF> cpu name is cluster level, and usually the lowest common
> denominator of
> OF> the hosts in cluster, to make sure migration works in the cluster.
>
> Is there and documentation on the relationship between cpu types and
> compatibility? Right now I have a cluster per cpu type, and it might make
> sense to merge some of them if the performance hit was minimal.
that would be a question for qemu-kvm - they provide the cpu models we
base this on.
you can check which cpu flags you get exposed in the guest of the higher
cpu model, then check if you think your applications would care about
them...
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