Add numa MPI pinning

intel · Apr 25, 2024 · 040b610 · 040b610
1 parent d4e8d18
commit 040b610
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/src/common/common_utils.cpp b/src/common/common_utils.cpp
@@ -47,7 +47,7 @@ namespace yask {
     // https://semver.org/.
 
     // Format: "major.minor.patch[-alpha|-beta]".
-    const string version = "4.05.00";
+    const string version = "4.05.01";
 
     string yask_get_version_string() {
         return version;

diff --git a/src/kernel/yask.sh b/src/kernel/yask.sh
@@ -394,6 +394,7 @@ if [[ $nranks > 1 || $force_mpi == 1 ]]; then
 
     # Add default Intel MPI settings.
     envs+=" I_MPI_PRINT_VERSION=1 I_MPI_DEBUG=5"
+    envs+=" I_MPI_PIN_DOMAIN=numa"
 
     # Check whether HBM policy setting is allowed.
     if [[ `I_MPI_HBW_POLICY=hbw_preferred,hbw_preferred mpirun -np 1 /bin/date |& grep -c 'Unknown memory policy'` == 0 ]]; then