Allow oversubscription with openmpi

2023-02-19 14:32:11 -07:00 · 2023-02-19 14:32:11 -07:00 · d5894d8375
commit d5894d8375
parent b6ba4c02f7
1 changed files with 2 additions and 0 deletions
--- a/fftw.spec
+++ b/fftw.spec
@ -402,6 +402,8 @@ done
 export OMPI_MCA_btl="^vader"
 %endif
 %endif
+# Allow oversubscription with openmpi
+export OMPI_MCA_rmaps_base_oversubscribe=1
 for mpi in %{mpi_list} ; do
    module load mpi/${mpi}-%{_arch}
    for ver in single double long ; do