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Subject: Re: [OMPI users] Factor of 10 loss in performance with 1.3.x
From: Steve Kargl (sgk_at_[hidden])
Date: 2009-04-10 18:28:21

On Fri, Apr 10, 2009 at 06:13:43PM -0400, Jeff Squyres wrote:
> On Apr 10, 2009, at 5:30 PM, Steve Kargl wrote:
> >Thanks for looking into this issue. As a side note, FreeBSD 7.1
> >and higher has the cpuset_getaffinity/cpuset_setaffinity system
> >calls. I suspect that at some point openmpi can have a
> >opal/mca/paffinity/freebsd directory with an appropriate set of
> >paffinity_* files.
> >
> Any interest in contributing such a component? None of us have
> FreeBSD to test on...

If someone else doesn't get it done, I'll someday find time
(although I suspect some handholding will be necessary). At
the moment, gfortran and FreeBSD's libm occupy my rather
sparse free hacking time.