[OMPI devel] Is mpirun in slurm producing the correct "srun" cmd behind the scene?

Hello, My attempt to run and troubleshoot my an OMPI job under a slurm allocation does not work as I would expect. The result below has led me to believe that under the hood, in this setup (SLURM with OMPI) that the correct srun options is not being used when I call, mpirun directly.

Re: [OMPI devel] Is mpirun in slurm producing the correct "srun" cmd behind the scene?

Lawrence, My apologies for the incorrect link. The patch is at https://github.com/open-mpi/ompi/pull/6672.patch Cheers, Gilles On Sat, Jul 6, 2019 at 12:21 PM Gilles Gouaillardet wrote: > > Lawrence, > > this is a known issue (--cpu_bind optioned was removed from SLURM in > favor of the

Re: [OMPI devel] Is mpirun in slurm producing the correct "srun" cmd behind the scene?

Lawrence, this is a known issue (--cpu_bind optioned was removed from SLURM in favor of the --cpu-bind option) and the fix will be available in Open MPI 4.0.1 Meanwhile, you can manually download and apply the patch at https://github.com/open-mpi/ompi/pull/6445.patch or use a nightly build of