OpenMPI: Oversubscribe

One test, `example_r2c`, likes to run with 4 processes.
conda-forge · Aug 29, 2024 · f91595e · f91595e
1 parent d79d2ff
commit f91595e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/recipes/heffte/run_test.sh b/recipes/heffte/run_test.sh
@@ -2,10 +2,14 @@
 
 set -eu -x -o pipefail
 
+# OpenMP
 export OMP_NUM_THREADS=2
 
+# OpenMPI
 export OMPI_MCA_plm=^rsh
+export PRTE_MCA_rmaps_default_mapping_policy=:oversubscribe
 
+# Build and run tests
 cmake    \
     -S ${PREFIX}/share/heffte/testing  \
     -B build_test                      \