[Beowulf] building Infiniband 4x cluster questions
eugen at leitl.org
Mon Nov 7 03:35:40 PST 2011
On Mon, Nov 07, 2011 at 11:10:50AM +0000, John Hearns wrote:
> I cannot answer all of your questions.
> I have a couple of answers:
> Regarding MPI, you will be looking for OpenMPI
> You will need a subnet manager running somewhere on the fabric.
> These can either run on the switch or on a host.
> If you are buying this equipment from eBay I would imagine you will be
> running the Open Fabrics subnet manager
> on a host on your cluster, rather than on a switch.
> I might be wrong - depends if the switch has a SM license.
Assuming ebay-sourced equipment, what price tag
are we roughly looking at, per node, assuming small
(8-16 nodes) cluster sizes?
Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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