[Beowulf] Multirail Clusters: need comments

Stuart Midgley sdm900 at gmail.com
Mon Dec 5 15:32:42 PST 2005

> well, 6 GB/s does seem like a lot, even for a 16-core machine that's
> barely practical today.  it's also a fat enough node to make you  
> really
> want topology-aware MPI.

NumaFlex on the Altix 3700 Bx2's has 6.4GB/s over its two rails  
(well, the marketing people probably say 12.8GB/s since its  
bidirectional).  They use it for both shared memory and as an  
interconnect in a cluster.

Dr Stuart Midgley
sdm900 at gmail.com

More information about the Beowulf mailing list