[Beowulf] Can one Infiniband net support MPI and a parallel filesystem?

Chris Samuel csamuel at vpac.org
Tue Aug 12 03:01:30 EDT 2008

----- "I Kozin (Igor)" <i.kozin at dl.ac.uk> wrote:

> > Generally speaking, MPI programs will not be fetching/writing data
> > from/to storage at the same time they are doing MPI calls so there
> > tends to not be very much contention to worry about at the node
> > level.
> I tend to agree with this. 

But that assumes you're not sharing a node with other
jobs that may well be doing I/O.

Christopher Samuel - (03) 9925 4751 - Systems Manager
 The Victorian Partnership for Advanced Computing
 P.O. Box 201, Carlton South, VIC 3053, Australia
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