Dear Arko,

Arko Roy <arko@iitmandi.ac.in> writes:

> Thanks Loris and Gareth. here is the job submission script. if you find any errors please let me know.
> since i am not the admin but just an user, i think i dont have access to the prolog and epilogue files.
>
> If the jobs are independent, why do you want to run them all on the same
> node?
> I am running sequential codes. Essentially 50 copies of the same node with a variation in parameter.
> Since I am using the Slurm scheduler, the nodes and cores are allocated depending upon the
> available resources. So there are instances, when 20 of them goes to 20 free cores located on a particular
> node and the rest 30 goes to the free 30 cores on another node. It turns out that only 1 job out of 20 and 1 job
> out of 30 are completed succesfully with exitcode 0 and the rest gets terminated with exitcode 9.
> for information, i run sjobexitmod -l jobid to check the exitcodes.
>
> ----------------------------------
> the submission script is as follows:
>
> #!/bin/bash
> ################
> # Setting slurm options
> ################
>
> # lines starting with "#SBATCH" define your jobs parameters
> # requesting the type of node on which to run job
> ##SBATCH --partition <patition name>
> #SBATCH --partition=standard
>
> # telling slurm how many instances of this job to spawn (typically 1)
>
> ##SBATCH --ntasks <number>
> ##SBATCH --ntasks=1
> #SBATCH --nodes=1
> ##SBATCH -N 1
> ##SBATCH --ntasks-per-node=1
>
> # setting number of CPUs per task (1 for serial jobs)
>
> ##SBATCH --cpus-per-task <number>
>
> ##SBATCH --cpus-per-task=1
>
> # setting memory requirements
>
> ##SBATCH --mem-per-cpu <memory in MB>
> #SBATCH --mem-per-cpu=1G
>
> # propagating max time for job to run
>
> ##SBATCH --time <days-hours:minute:seconds>
> ##SBATCH --time <hours:minute:seconds>
> ##SBATCH --time <minutes>
> #SBATCH --time 10:0:0
> #SBATCH --job-name gstate
>
> #module load compiler/intel/2018_4
> module load fftw-3.3.10-intel-2021.6.0-ppbepka
> echo "Running on $(hostname)"
> echo "We are in $(pwd)"
>
> ################
> # run the program
> ################
> /home/arkoroy.sps.iitmandi/ferro-detun/input1/a_1.out &

You should not write

  &

at the end of the above command.  This will run your program in the
background, which will cause the submit script to terminate, which in
turn will terminate your job.

Regards

Loris

--
Dr. Loris Bennett (Herr/Mr)
FUB-IT, Freie Universität Berlin