[Beowulf] multi-threading vs. MPI

Greg Lindahl lindahl at pbm.com
Sat Dec 8 16:17:25 EST 2007

On Sat, Dec 08, 2007 at 12:55:07PM -0800, Martin Siegert wrote:

> In short: the performance of OpenMP code isn't even close to that of the
> MPI code.

Thanks for more concrete data, Martin, do you have a URL for some more
detailed results? I'd love to have it next time this question comes

Here's an interesting recent Usenet posting on this topic:


-- greg
Beowulf mailing list, Beowulf at beowulf.org
To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf


More information about the Beowulf mailing list