On May 5, 2010, at 1:14 AM, John Hearns wrote:
> Regarding hyperthreading, and finding our information about your CPUs
> in detail, there is the excellent hwloc project from OpenMPI
>
> http://www.open-mpi.org/projects/hwloc/
>
> I downloaded the 1.0 release candidate, and it compiled and ran first
> time on Nehalem systems. Gives a superb and helpful view of core and
> cache layout. Don't be afraid to download this version.
(we hope to hit hwloc v1.0 GA very, very soon :-) )
--
Jeff Squyres
jsquyres_at_[hidden]
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