[Beowulf] Has DDR IB gone the way of the Dodo?

Joe Landman landman at scalableinformatics.com
Fri Oct 3 13:30:21 PDT 2008

Greg Lindahl wrote:

> Of course, your "latency and bandwidth" benchmark won't see this
> problem, because it only uses a single core, and it sends the same
> buffer over and over without touching it.


We have a storage test using MPI that has each node generate random 
numbers, and passes the buffer around the nodes for IO.  The idea is of 
course to get a little closer to actual use cases ...

Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics LLC,
email: landman at scalableinformatics.com
web  : http://www.scalableinformatics.com
phone: +1 734 786 8423 x121
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