added testscript.sh

testscript.sh

+#!/bin/bash
+#MSUB -l nodes=1:ppn=4
+#MSUB -l walltime=00:10:00
+Load required module files
+#msub -I -V -l nodes=1:ppn=4,pmem=5000mb -l
+walltime=0:02:00:00
+module load compiler/intel/19.0
+module load mpi/openmpi/4.0
+mpicc -o helloworld helloworld.c -no-multibyte-chars
+mpirun -n 1 ./helloworld
+echo "-------------------"
+mpirun -n 2 ./helloworld
+echo "------------------"
+mpirun -n 4 ./helloworld
+echo "--------------------"