[Beowulf] newb question - help with NUMA + mpich2 + GPUs

Hearns, John john.hearns at mclaren.com
Tue Feb 21 01:42:26 PST 2012


Here is probably a good starting point for you:

I would download hwloc, install it on your system and print out the
That page provides good reading matter on numa placement.

Also on a NUMA machine I find that the 'htop' utility is very useful -
you should always check that
Processes are running on the CPUs you think they should be


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