Add run-multi-sh

run-multi.sh

+#!/usr/bin/env bash
+JACOBI_ITERS=10000
+#set -o xtrace
+for node in $(nodeset --expand $SLURM_NODELIST); do
+	for i in 0 1 2 3; do
+		echo "Node: $node    GPU: $i"; 
+		MY_CUDA_VISIBLE_DEVICES=$i srun -N 1 --nodelist $node ./vis_dev_wrap.sh ./jacobi -niter $JACOBI_ITERS | grep GPU;
+	done
+done