[slurm-users] Running gpu and cpu jobs on the same node

Relu Patrascu relu at cs.toronto.edu
Wed Sep 30 21:02:03 UTC 2020

If you don't use**OverSubscribe then resources are not shared. What 
resources a job gets allocated is not available to other jobs, 
regardless of partition.


On 2020-09-30 16:12, Ahmad Khalifa wrote:
> I have a machine with 4 rtx2080ti and a core i9. I submit jobs to it 
> through MPI PMI2 (from Relion).
> If I use 5 MPI and 4 threads, then basically I'm using all 4 GPUs and 
> 20 threads of my cpu.
> My question is, my current configuration allows submitting jobs to the 
> same node, but with a different partition, but I'm not sure if I use 
> #SBATCH --partition=cpu that the submitted jobs will only use the 
> remaining 2 cores (4 threads) or is it going to share resources with 
> my gpu job?!
> Thanks.
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