[slurm-users] Re: Incorrect hyperthreading with Slurm 23.11

2024-03-27 Thread Doug Meyer via slurm-users
Hi, Please review the settings in slurm.conf for oversubscribe for cpu cores and setting jobs to use oversubscribe in sbatch. I don't know if it is still true, but delete the boards=1 from node definition. It used to mess up the math. Doug On Wed, Mar 27, 2024, 7:09 AM Guillaume COCHARD via

[slurm-users] Re: FairShare priority questions

2024-03-27 Thread Paul Raines via slurm-users
We do it by assigning fairshare just to the account. sacctmgr -i add account $acct Description="$descr" \ Organization="$org" fairshare=200 GrpJobsAccrue=8 sacctmgr -i add user "$u" DefaultAccount=$acct fairshare=parent Add the same user to other accounts with sacctmgr -i add

[slurm-users] Incorrect hyperthreading with Slurm 23.11

2024-03-27 Thread Guillaume COCHARD via slurm-users
Hello, We have upgraded our cluster to Slurm 23.11.1 then, a few weeks later, to 23.11.4. Since then, Slurm doesn't detect hyperthreaded CPUs. We have downgraded our test cluster, the issue is not present with Slurm 22.05 (we had skipped Slurm 23.02). For example, we are working with this

[slurm-users] Re: FairShare priority questions

2024-03-27 Thread Paul Edmon via slurm-users
For this use case you probably want to go with Classic Fairshare (https://slurm.schedmd.com/classic_fair_share.html) rather than FairTree. Classic Fairshare behaves in a way similar to what you describe. You can set up different bins for fairshare and then the user can pull from them. So that

[slurm-users] FairShare priority questions

2024-03-27 Thread Long, Daniel S. via slurm-users
Hi, I’m trying to set up multifactor priority on our cluster and am having some trouble getting it to behave the way I’d like. My main issues seem to revolve around FairShare. We have multiple projects on our cluster and multiple users in those projects (and some users are in multiple