[Beowulf] many cores and ib

akshay gulati gulatiakshay at gmail.com
Mon May 5 13:40:48 PDT 2008


How Can i start bewoluf  and HPC any ideas

On Tue, May 6, 2008 at 2:02 AM, Greg Lindahl <lindahl at pbm.com> wrote:

> On Mon, May 05, 2008 at 10:01:42AM -0700, Gilad Shainer wrote:
>
> > According to OSU benchmarks, InfiniHost III Ex provides >20M MPI message
> > per second.
>
> And we should all remember that this test result uses message
> coalescing, which in real life will not help many-core nodes talking
> to lots of other nodes. It only helps 2 nodes talking to only each
> other.
>
> I mean, you'd hate to mislead your customers about the performance of
> your HCA, right? Still, you should be applauded for not only using
> latency and bandwidth.
>
> -- greg
>
>
>
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