Index: BOL/LMDZ_Setup/script_SIMU
===================================================================
--- BOL/LMDZ_Setup/script_SIMU	(revision 4752)
+++ BOL/LMDZ_Setup/script_SIMU	(revision 4796)
@@ -5,8 +5,8 @@
 # Nombre de processus MPI :
 #SBATCH --ntasks=8
-# number of MPI processes per node :
-#SBATCH --ntasks-per-node=5
+##### number of MPI processes per node : 40(procs/node on Jean-Zay) / cpus-per-task (ex : =5 for 8 OMP)
+####SBATCH --ntasks-per-node=5    # if specified, also add "#SBATCH --nodes= ..."  with nodes=ntasks/(ntasks-per-node)
 # nombre de threads OpenMP
-#SBATCH --cpus-per-task=5
+#SBATCH --cpus-per-task=8
 # de Slurm "multithread" fait bien reference a l'hyperthreading.
 #SBATCH --hint=nomultithread       # 1 thread par coeur physique (pas d'hyperthreading)
@@ -20,9 +20,10 @@
 set -ex
 
-
+# Number of MPI processes :
 ntasks=8
-nthreads=4
-# number of OpenMP threads:
-export OMP_NUM_THREADS=$nthreads
+# number of OpenMP threads  
+nthreads=8 
+export OMP_NUM_THREADS=$nthreads # for Jean-Zay it would be recommendend to use : 
+#       export OMP_NUM_THREADS=$SLURM_CPUS_PER_TASK
 # private memory for each thread
 export OMP_STACKSIZE=800M