[Beowulf] Theoretical vs. Actual Performance

[Joe Landman]

which compiler are you using, and what options are you compiling it with?


On 02/22/2018 11:48 AM, Prentice Bisbal wrote:
> 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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Joe Landman
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