[slurm-users] Job runtime

[Shenglong Wang]

Gaussian reports CPU time, sacct reports wall time here. Was Gaussian setup to run with 2 CPU cores?

Best,
Shenglong

> On Mar 14, 2018, at 8:04 AM, Mahmood Naderan <mahmood.nt at gmail.com> wrote:
> 
> Hi,
> I see that slurm reports a 35 min duration for a completed job (g09) like this
> 
> [mahmood at rocks7 ~]$ sacct -j 30 --format=start,end,elapsed,time
>              Start                 End    Elapsed  Timelimit
> ------------------- ------------------- ---------- ----------
> 2018-03-14T06:07:17 2018-03-14T06:42:30   00:35:13   01:00:00
> 2018-03-14T06:07:17 2018-03-14T06:42:30   00:35:13
> 
> 
> However, the program itself, which logs the run, says
> 
> Job cpu time:       0 days  0 hours 48 minutes  5.9 seconds.
> 
> the job scripts contains
> 
> #SBATCH --ntasks=1
> #SBATCH --cpus-per-task=2
> 
> Is there any idea about that time difference?
> 
> 
> Regards,
> Mahmood
>