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Codeblock

language	bash
title	Hyperthreading active, 80/192 Processes per Node will be started
collapse	true

#!/bin/bash
#SBATCH -N 4

module load gcc/9.23.0 openmpi/gcc.9/34.1.54

cpus_per_node=${SLURM_JOB_CPUS_PER_NODE%\(*}

mpirun -map-ppnby cpusppr:$cpus_per_node:node ./yourexe

Codeblock

language	bash
title	Hyperthreading disabled, 96 processes per node are started.
collapse	true

#!/bin/bash
#SBATCH -N 4
#SBATCH --tasks-per-node 96

module load gcc/9.23.0 openmpi/gcc.9/34.1.54

tasks_per_node=${SLURM_TASKS_PER_NODE%\(*}

mpirun -map-ppnby tasksppr:$tasks_per_node:node ./yourexe

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