Re: [Xen-devel] [PATCH 1 of 3 v5/leftover] libxl: enable automatic placement of guests on NUMA nodes

[Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>]

Am 20.07.2012 11:52, schrieb Dario Faggioli:
> On Fri, 2012-07-20 at 10:38 +0200, Juergen Gross wrote:
> > > Right, that was my thinking on the ride to work also ;-)
> > > What about this: 1P and 2P guests really use their vCPUs, but for bigger
> > > guests we assume only a fractional usage?
> > Hmm. I wouldn't be sure about this. I would guess there is a reason a guest has
> > more than 1 vcpu. Normally this is because the guest needs more power.
> Hehe, I agree with both! :-P
>
> Maybe it's better to avoid this kind of mangling for now, and just
> consider all the vcpus.
>
> When we'll be tracking the actual load better, we'll see if it could be
> worthwhile to do something along that line either.
>
> What do you think?
Yep.


Juergen

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Juergen Gross                 Principal Developer Operating Systems
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