Re: [slurm-users] Node specs for Epyc 7xx3 processors?

2021-12-22 Thread Brice Goglin
Le 22/12/2021 à 17:27, Steffen Grunewald a écrit : On Wed, 2021-12-22 at 16:02:00 +, Stuart MacLachlan wrote: Hi Steffan, Not sure if the output from 'numactl --hardware' is more consistent and easier to parse with a script or similar? Hi, I'm getting confusing results. For an older dua

[slurm-users] missing hyperthreads on Xeon Phi in SNC4/Flat mode

2021-10-14 Thread Brice Goglin
Hello We have four Xeon Phi (KNL) nodes with 64 cores SMT-4 each (256 hyperthreads total). They are configured in different KNL modes (SNC4/flat, SNC4/cache, All2all/flat and all2all/cache). The node that is in SNC4/Flat won't let us allocate all 256 hyperthreads. Half the cores only get 2 hy