[slurm-users] Advice on setting a partition QOS

Juergen Salk juergen.salk at uni-ulm.de
Wed Sep 25 16:34:24 UTC 2019

* David Baker <D.J.Baker at soton.ac.uk> [190925 15:58]:

> Thank you for your reply. So, in respond to your suggestion I
> submitted a batch of jobs each asking for 2 cpus. Again I was able
> to get 32 jobs running at once. 

Dear David,

this was just meant as a test in order to support the assumption that
you do not hit some cpu/user limit with your 32 jobs. 

> I presume this is a weird interaction with the normal QOS. 
> In that respect would it be best to redefine the normal OQS simply
> in terms of cpu/user usage? That is, not cpus/user and nodes/user.

Yes, I think so. 

Maybe you'll also find this discussion from the Slurm bug tracker


Best regards

Jürgen Salk
Scientific Software & Compute Services (SSCS)
Kommunikations- und Informationszentrum (kiz)
Universität Ulm
Telefon: +49 (0)731 50-22478
Telefax: +49 (0)731 50-22471

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