Performance of pararallel programs

Patrick Geoffray patrick at
Thu Nov 8 15:13:51 PST 2001

Claudio Fernandes wrote:

>         I would like to know about any tools to mesure performance of parallel
> programs over mpich  in a scyld beowulf cluster .  I'm looking for
> any trace library  that keeps a record of a program's MPI  calls

Jumpshot, included in MPICH. It's free and it works. I have 
been able to process trace files as large as 2 GBs.


|   Patrick Geoffray, Ph.D.      patrick at 
|   Myricom, Inc.      
|   Cell:  865-389-8852          685 Emory Valley Rd (B)
|   Phone: 865-425-0978          Oak Ridge, TN 37830

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