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It seems that PIConGPU crashes due to an out-of-memory error on host side when we run without the SLURM --exclusive flag. This PR adds this flag.

  • perform further tests - this solution seems to be too simple

Do not merge yet.

@PrometheusPi PrometheusPi added this to the 0.9.0 / next stable milestone Oct 24, 2025
@PrometheusPi PrometheusPi requested a review from steindev October 24, 2025 15:18
@PrometheusPi PrometheusPi added machine/system machine & HPC system specific issues CI:no-compile CI is skipping compile/runtime tests but runs PICMI tests labels Oct 24, 2025
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By now, I am pretty certain that the performance issues we observed on Frontier were not related to this flag. I will close this PR.

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CI:no-compile CI is skipping compile/runtime tests but runs PICMI tests machine/system machine & HPC system specific issues

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