Re: [Xen-devel] [PATCH v2 2/8] xenalyze: increase NR_CPUS to 256

[Olaf Hering <olaf@xxxxxxxxx>]

On Thu, May 07, George Dunlap wrote:

> On Thu, May 7, 2015 at 11:35 AM, Olaf Hering <olaf@xxxxxxxxx> wrote:
> > To match the hypervisor default which was introduced in
> > 9da0c5b63933b9912e3903190601661813954d0d, bump the limit.
> >
> > Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
> > Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > Cc: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> > Cc: Ian Campbell <ian.campbell@xxxxxxxxxx>
> > Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
> 
> Might be nice at some point to try to make xenalyze include the
> relevant xen headers to pick this stuff up automatically.

This would require hypervisor changes, it can be built with 'make
max_phys_cpus=N'. I think in some way that knob can be adjusted to set
MAX_PHYS_CPUS for xen and xenalyze.

Olaf

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