CCL:FYI: superlinear speedups in GROMACS (fwd)

Eugene Leitl Eugene.Leitl at lrz.uni-muenchen.de
Fri Mar 8 15:10:29 EST 2002



-- Eugen* Leitl <a href="http://leitl.org">leitl</a>
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---------- Forwarded message ----------
Date: Fri, 8 Mar 2002 13:28:37 -0600 (CST)
From: Fred P. Arnold <fparnold at chem.northwestern.edu>
To: Eugene Leitl <Eugene.Leitl at lrz.uni-muenchen.de>
Cc: chemistry at ccl.net
Subject: Re: CCL:FYI: superlinear speedups in GROMACS

We saw benchmarks of GAMESS-US on the IBM SP2 years ago that did this.
Same issue; eventually the pieces are small enough to fit into cache, and
it takes off like a shot, as long as communication overhead doesn't begin
to dominate the calculation.

						-Fred

					Frederick P. Arnold, Jr.
					NUIT, Northwestern U.
					f-arnold at northwestern.edu



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