[slurm-users] srun and --cpus-per-task
b.h.mevik at usit.uio.no
Fri Mar 25 10:16:34 UTC 2022
Hermann Schwärzler <hermann.schwaerzler at uibk.ac.at> writes:
> Do you happen to know if there is a difference between setting CPUs
> explicitely like you do it and not setting it but using
> My guess is that there is no difference and in both cases only the
> physical cores are "handed out to jobs". But maybe I am wrong?
I don't think we've ever tried that. But I'd be sceptical about "lying"
to Slurm about the actual hardware structure - it migth confuse the cpu
binding if Slurm and the kernel has different pictures of the hardware.
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