[Beowulf] Has DDR IB gone the way of the Dodo?
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
fax : +1 866 888 3112
cell : +1 734 612 4615
More information about the Beowulf