NEC-LIST: NEC2 on a Supercomputer

From: Abraham Rubinstein <abraham.rubinstein_at_email.domain.hidden>
Date: Fri, 10 Nov 2000 13:22:25 +0100

I intend to compile NEC2 on the Swiss-T1, a supercomputer developed by
the CENTER FOR ADVANCED AND PARALLEL APPLICATION here at the Swiss
Federal Institute of Technology. The prototype has 64 Gflop/s peak
performance and a total of 36 GByte of RAM.

I have compiled NEC2 with Compaq Visual Fortran using LAPACK. For this
supercomputer, we have MPI (Message Passing Interface), in order to
take advantage of the parallel processing. I have found 2 instructions
in MPI: PZGETRF and PZGETRS. These two instructions are the
equivalents for the ZGETRF and ZGETRS instructions contained in
LAPACK, the ones used to optimize NEC2 performance.

The question is: does anyone knows if this is true? Has anyone ever
worked with MPI? Could it be as simple as changing FACTR and SOLVE
routines in NEC2 and then changing the names of the LAPACK
instructions with the names of the MPI instructions?

Thanks

Abraham
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Abraham Rubinstein
Power Systems Laboratory
Swiss Federal Institute of Technology
EPFL-DE-LRE
CH-1015-Lausanne
Tel: (+41 21) 693 2667
E-mail: abraham.rubinstein_at_epfl.ch
http://lrewww.epfl.ch
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Received on Sun Nov 12 2000 - 10:55:06 EST

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