[Beowulf] Cheap SDR IB
hahn at mcmaster.ca
Fri Feb 1 15:10:38 EST 2008
>> If I had just 2 fat nodes could I connect the HCAs directly to each other
>> and avoid the switch costs?
> Yes. With 3 nodes it might be cheaper having 2 HCA per node, 6 cables,
> than the switch solution.
with 3 nodes, each with a two ports,
wouldn't you need just 3 cables?
how is routing controlled in switchless configs?
does IB have node-level forwarding?
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