Disable auto process binding

Author: mjs2369

.github/workflows/cirrus_action_on_pull_request.yml

@@ -7,7 +7,8 @@ on:
 jobs:
   build-run-lorenz_96:
     env:
-      OMPI_MCA_hwloc_use_cset: 0
+      OMPI_MCA_hwloc_use_cset: 0 # Disables control group based CPU affinity detections
+      OMPI_MCA_opal_hwloc_base_binding_policy: none # Disable automatically binding processes to specific hardware resources
 
     strategy:
       fail-fast: false  # This prevents the matrix from cancelling other jobs if one fails

.github/workflows/mpi_init.yml

@@ -8,9 +8,10 @@ on:
 jobs:
   mpi-init:
     env:
-      OMPI_MCA_hwloc_use_cset: 0
+      OMPI_MCA_hwloc_use_cset: 0 # Disables control group based CPU affinity detections
+      OMPI_MCA_opal_hwloc_base_binding_policy: none # Disable automatically binding processes to spec    ific hardware resources
 
-    strategy:
+  strategy:
       fail-fast: false  # This prevents the matrix from cancelling other jobs if one fails
       matrix:
         compiler: [gfortran, nvhpc, ifx]