[libvirt-users] CPU model and type

[Paul Apostolescu]

Thanks, that worked.

On Thu Feb 05 2015 at 5:03:58 PM Bhasker C V <bhasker at unixindia.com> wrote:

> you can set the CPU type and model and features
> https://libvirt.org/formatdomain.html
> I usually give it during the virt-install as -cpu core2duo,+vmx  (the
> ,+vmx will enable vmx vt extensions on the guest CPU )
>
>   ...
>   <cpu match='exact'>
>     <model fallback='allow'>core2duo</model>
>     <vendor>Intel</vendor>
>     <topology sockets='1' cores='2' threads='1'/>
>     <feature policy='disable' name='lahf_lm'/>
>   </cpu>
>   ...
>
> On 2/5/15, Paul Apostolescu <apbogdan at gmail.com> wrote:
> > Hello,
> >
> > Is there a way to configure the domain cpu in such a way that the info
> > reported to the guest OS system will remain constant ? For example in
> older
> > versions of of libvirt/qemu the cpu was reported as "QEMU Virtual CPU
> > version (cpu64_rhel6)" but moving the vm on a qemu2.2.0 is is reported as
> > "QEMU Virtual CPU version 2.2.0".
> >
> > Thanks.
> >
>
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