Hi,
":" separates MPI processes and "," separates threads.
"0:1" will put the two threads from the first MPI process
on GPU 0 and the two threads from the other MPI process on GPU 1.
Best regards,
Takanori Nakane
On 2019/06/07 8:39, Dieter Blaas wrote:
> Hi,
>
> I do not understand the syntax for choosing the following: I want
> to run 3 MPI processes with 2 threads, one running on GPU0 and one on
> GPU1. I have tried a number of combinations such as 0:1,1,1:2,1 and many
> others but always each of the thread runs on both GPUs and I run out of
> RAM. Somebody else is using GPU2 and GPU3 and I do not want to interfere!
>
> Thanks a lot, Dieter
>
> ------------------------------------------------------------------------
> Dieter Blaas,
> Max F. Perutz Laboratories
> Medical University of Vienna,
> Inst. Med. Biochem., Vienna Biocenter (VBC),
> Dr. Bohr Gasse 9/3,
> A-1030 Vienna, Austria,
> Tel: 0043 1 4277 61630,
> Fax: 0043 1 4277 9616,
> e-mail: [log in to unmask]
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