RE: [Xen-users] GPLPV and vcpu more than 8

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

> 
> On Tue, Dec 8, 2009 at 12:06 AM, Andris <spameris@xxxxxxxxx> wrote:
> > Hello,
> > Any news regarding this problem? I want only know is this problem
possible
> > to solve sooner or later. Probably somtimes later i need to switch
one of
> > guests to more cores, currently it can handle with 8 cores.
> >
> 
> Have you tried fiddling with CPUID? There's some example on
> /etc/xen/xmexample.hvm.
> I'm wondering whether it'd work if you tell windows it's a
> one-CPU-with-8-core instead of 8-cpus-with-one-core (the default)
> 

The OP tells me that it works fine with a standard windows HVM domU, but
not once GPLPV is loaded, so at this stage I think it is a GPLPV
problem.

I can't remember if it was Vista or 7 that made some changes to the CPU
related structures in Windows. If it was Vista then that may be the
problem.

James

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