From 9d2f9e0932c4b381b74e997bc8cabe3c7366dcee Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Roman=20Sl=C3=ADva?= <roman.sliva@vsb.cz> Date: Fri, 22 Sep 2023 07:35:40 +0200 Subject: [PATCH] Change --ntasks-per-node from 36 to 128, barbora to karolina --- .../slurm-job-submission-and-execution.md | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/docs.it4i/general/slurm-job-submission-and-execution.md b/docs.it4i/general/slurm-job-submission-and-execution.md index 85c79afee..8216ff73f 100644 --- a/docs.it4i/general/slurm-job-submission-and-execution.md +++ b/docs.it4i/general/slurm-job-submission-and-execution.md @@ -63,11 +63,11 @@ Run interactive job - queue `qcpu_exp`, one node by default, one task by default $ salloc -A PROJECT-ID -p qcpu_exp ``` -Run interactive job on four nodes, 36 tasks per node (Barbora cluster, CPU partition recommended value based on node core count), +Run interactive job on four nodes, 128 tasks per node (Karolina cluster, CPU partition recommended value based on node core count), two hours time limit: ```console -$ salloc -A PROJECT-ID -p qcpu -N 4 --ntasks-per-node 36 -t 2:00:00 +$ salloc -A PROJECT-ID -p qcpu -N 4 --ntasks-per-node 128 -t 2:00:00 ``` Run interactive job, with X11 forwarding: @@ -95,7 +95,7 @@ Create example job script called script.sh with the following content: #SBATCH --account PROJECT-ID #SBATCH --partition qcpu #SBATCH --nodes 4 -#SBATCH --ntasks-per-node 36 +#SBATCH --ntasks-per-node 128 #SBATCH --time 12:00:00 ml purge @@ -111,7 +111,7 @@ Script will: * use project PROJECT-ID for job access and accounting * use partition/queue qcpu * use four nodes -* use 36 tasks per node - value used by MPI +* use 128 tasks per node - value used by MPI * set job time limit to 12 hours * load appropriate module @@ -139,10 +139,10 @@ This can be changed using sbatch options `--output` (shortly `-o`) and `--error` Example output of the job: ```shell - 36 cn17.barbora.it4i.cz - 36 cn18.barbora.it4i.cz - 36 cn19.barbora.it4i.cz - 36 cn20.barbora.it4i.cz + 128 cn017.karolina.it4i.cz + 128 cn018.karolina.it4i.cz + 128 cn019.karolina.it4i.cz + 128 cn020.karolina.it4i.cz ``` ### Job Environment Variables -- GitLab