[slurm-users] Sharing a node with non-gres and gres jobs

Christopher Samuel chris at csamuel.org
Wed Mar 20 17:53:19 UTC 2019

On 3/20/19 9:09 AM, Peter Steinbach wrote:

> Interesting enough, if I add Cores=0-1 and Cores=2-3 to the gres.conf 
> file, everything stops working again. :/ Should I send around scontrol 
> outputs? And yes, I watched out to set the --mem flag for the job 
> submission this time.

Well there you've said that the GPUs are only accessible by those 
numbered cores, and the first non-GRES job on the node will likely have 
taken them already.

You probably want to include all the cores on the appropriate sockets 
for the GPUs.

All the best,
   Chris Samuel  :  http://www.csamuel.org/  :  Berkeley, CA, USA

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