Re: [slurm-users] "Low RealMem" after upgrade

2021-10-01 Thread Paul Brunk
Hi: If you mean "why are the nodes still Drained, now that I fixed the slurm.conf and restarted (never mind whether the RealMem parameter is correct)?", try 'scontrol update nodename=str957-bl0-0[1-2] State=RESUME'. -- Paul Brunk, system administrator Georgia Advanced Computing Resource Center E

Re: [slurm-users] "Low RealMem" after upgrade

2021-10-01 Thread Brian Andrus
Not unusual. You should set your amount of memory a bit below what slurmd reports. Different kernel modules that get upgraded may use a little more memory, causing just this situation. There are other causes as well, but by providing the kernel/system some wiggle room, you prevent any issues.

[slurm-users] "Low RealMem" after upgrade

2021-10-01 Thread Diego Zuccato
Hello all. I just upgraded to Debian 11 that brings Slurm 21.08 and the newer nodes upgraded w/o too many issues (just minor config changes, one being RealMemory value in slurm.conf, since for some reason it seems the new slurmd detects about 12MB less memory than before). But the older node