[slurm-users] cpu limit issue

[Renfro, Michael]

Gaussian? Look for NProc=8 or similar lines (NPRocShared, could be other options, too) in their input files. There could also be some system-wide parallel settings for Gaussian, but that wouldn’t be the default.

> On Jul 10, 2018, at 2:04 PM, Mahmood Naderan <mahmood.nt at gmail.com> wrote:
> 
> Hi,
> I see that although I have specified cpu limit of 12 for a user, his job only utilizes 8 cores.
> 
> 
> 
> [root at rocks7 ~]# sacctmgr list association format=partition,account,user,grptres,maxwall
>  Partition    Account       User       GrpTRES     MaxWall 
> ---------- ---------- ---------- ------------- ----------- 
>    emerald         z3 noor cpu=12,mem=1+ 30-00:00:00 
> 
> 
> 
> [noor at rocks7 ~]$ grep nprocshared trimer.gjf
> %nprocshared=12
> [noor at rocks7 ~]$ cat trimer.sh
> #!/bin/bash
> #SBATCH --output=trimer.out
> #SBATCH --job-name=trimer
> #SBATCH --ntasks=12
> #SBATCH --mem=18GB
> #SBATCH --partition=EMERALD
> g09 trimer.gjf
> [noor at rocks7 ~]$ rocks run host compute-0-3 "ps aux | grep l401.exe"
> noor 30520  796  1.3 21078896 855696 ?     Rl   23:27  16:11 /usr/local/chem/...........
> 
> 
> 
> 
> Any idea?
> 
> 
> Regards,
> Mahmood
> 
>