From 83697161b408f07e29f88f433b08c7b39c7a440f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Lacroix?= Date: Wed, 6 Jan 2021 10:20:41 +0100 Subject: [PATCH] Nek5000: Improve support for OpenMPI without legacy launchers. (#20622) Use "srun" for the nekmpi wrapper when we know "mpiexec" won't be available. --- var/spack/repos/builtin/packages/nek5000/package.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/var/spack/repos/builtin/packages/nek5000/package.py b/var/spack/repos/builtin/packages/nek5000/package.py index 619ad7689c9..2acabdcc7f3 100644 --- a/var/spack/repos/builtin/packages/nek5000/package.py +++ b/var/spack/repos/builtin/packages/nek5000/package.py @@ -94,6 +94,11 @@ def install(self, spec, prefix): else: filter_file(r'^#MPI=0', 'MPI=0', 'makenek') + # Make sure nekmpi wrapper uses srun when we know OpenMPI + # is not built with mpiexec + if '^openmpi~legacylaunchers' in spec: + filter_file(r'mpiexec -np', 'srun -n', 'nekmpi') + if '+profiling' not in spec: filter_file(r'^#PROFILING=0', 'PROFILING=0', 'makenek')