RE: [Xen-devel] Problems about CPU Affinity

Ian Pratt
Fri, 18 May 2007 10:15:46 -0000

> > I thought you could by specifying a list of physical CPUs?
> > Perhaps this
> > got broken by the xapi changes?
>
> No, the problem that the original post talks about, is that you
can''t
> set affinity of individual VCPU''s to individual PCPU''s,
e.g:
> vcpus=2
> cpus=2

AFAIK, you used to be able to specify a list:
 vcpus=2
 cpus = ["2,3,4","5,6,7"]

Maybe this patch never went in. AFAIR it was from Ryan.

Ian