[libvirt-users] cpu frequency

Shuichiro MAKIGAKI shuichiro.makigaki at gmail.com
Wed Sep 16 02:26:02 UTC 2015


"CPU tuning" is available since 0.9.0:
https://libvirt.org/formatdomain.html#elementsCPUTuning

If you mean "CPU frequency" as "GHz" or "%", I think there is no way to 
set the limit explicitly in QEMU/KVM. Instead, we use "period/quota" or 
"share" of CPU tuning.

Regards,
Makkie

On 2015/09/16 8:05, Paul Apostolescu wrote:
> Is it possible to set the CPU frequency exposed to the guest operating
> system for a kvm-enabled virtual machine ? The documentation does not
> mention anything about it.
>
> Thanks.
>
>
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