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export MPICH_GPU_SUPPORT_ENABLED = 1
export OMP_NUM_THREADS=1
srun -N 1 -n 8 -c 8 --gres=gpu:8 --gpus-per-task=1 --gpu-bind=closest myMPIExecutable

The explanation of this method will be completed in the following sections where a very useful code (hello_jobstep) will be used to confirm optimal (or sub-optimal, or incorrect) binding of GCDs (Slurm GPUs) and chiplets for srun job steps. Other examples of its use are already listed in the table in the subsection above and its use in full scripts will be provided at the end of this page.

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