[Beowulf] Performance characterising a HPC application

Greg Lindahl greg.lindahl at qlogic.com
Tue Mar 20 23:09:58 PDT 2007

On Wed, Mar 21, 2007 at 12:05:14AM -0400, Mark Hahn wrote:

> http://www.sharcnet.ca/~hahn/m-g.C is a benchmark I'm working on.  it's 
> mainly set up to just probe bw and latency for every pair of nodes in a 
> cluster (obviously diagnostic).

... which is what the nxnlatbw microbenchmark distributed with MPICH
does.  Perhaps you have other things in mind. But, how about a
microbenchmark that does what actual programs do?

-- greg

More information about the Beowulf mailing list