[Beowulf] Theoretical vs. Actual Performance

Prentice Bisbal pbisbal at pppl.gov
Thu Feb 22 08:48:31 PST 2018

On 02/22/2018 10:44 AM, Michael Di Domenico wrote:
> i can't speak to AMD, but using HPL 2.1 on Intel using the Intel
> compiler and the Intel MKL, i can hit 90% without issue.  no major
> tuning either
> if you're at 33% i would be suspect of your math library

I'm using OpenBLAS 0.29 with dynamic architecture support,  but I'm 
thinking of switching to using ACML for this test, to remove the 
possibility that it's a problem with my OpenBLAS build.

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