[Beowulf] evaluating FLOPS capacity of our cluster
lindahl at pbm.com
Mon May 11 13:32:43 PDT 2009
On Mon, May 11, 2009 at 02:30:31PM -0400, Mark Hahn wrote:
> 80 is fairly high, and generally requires a high-bw, low-lat net.
> gigabit, for instance, is normally noticably lower, often not much
> better than 50%. but yes, top500 linpack is basically just
> interconnect factor * peak, and so unlike real programs...
Don't forget that it depends significantly on memory size.
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