[libvirt-users] pinVcpu not working

[Saurabh Deochake]

Hi Peeyush,

If we want to pin vcpu1 of a domain to CPUs 3 and 4, we need to pass:

dom.pinVcpu(1, (False, False, False, True, True, False....[and so on, til
number of logical CPUs of host]))

Can you please check this?

Regards,
Saurabh Deochake
[NTT DATA]



On Fri, Jul 19, 2013 at 11:45 AM, Peeyush Gupta <gpeeyush at ymail.com> wrote:

> Hi all,
>
> I am working with libvirt and I am trying to set cpu affinity. Now I can
> always use
>
>     virsh vcpupin <domain_name> <vcpu> <pcpu>
>
> to pin vcpus to pcpus. I want to do it using Python API. Now, there is
> function pinVcpu which is supposed to do that. But this is not working. For
> example I gave
>
>     dom.pinVcpu(0,1)
>
> but still my vcpu affinity is for all the pcpus. The function returns 0
> (success).
> Any idea what am I doing wrong?
>
> Thanks.
>
> ~Peeyush Gupta
>
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