cp2k.ssmp maximum number of threads?

Faraz H fa... at squashclub.org
Mon Nov 27 17:57:30 CET 2017


Did you try setting OMP_NUM_THREADS=16 or 32 before running it? And did you 
compile on this machine or copy the executable from somewhere else? I have 
seen a strange issue where if you compile on say a 8cpu machine, then the 
executable won't use more than 8cpus on a larger machine..

On Monday, November 27, 2017 at 9:59:24 AM UTC-5, Vedran Miletić wrote:
>
> Hello,
>
> is there a maximum number of threads that cp2k.ssmp will use? I have been 
> trying small systems (2-5 heavy atoms), but it doesn't go above 8 threads 
> on a dual-CPU 16-core 32-thread machine.
>
> Thanks,
> Vedran
>
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