> We even had an issue that SLURM uses 4 ports per job for the duration of the job, so you can't actually run more than a few thousand jobs simultaneously becau

> We even had an issue that SLURM uses 4 ports per job for the duration of the job, so you can't actually run more than a few thousand jobs simultaneously because the controller runs out of TCP ports! That sounds concerning. Do you have a link to a bug report for this please? Is the tcp port problem on the compute node side or the controller side?