#!/bin/bash
#PBS -S /bin/bash
# Job script to run simple mpi job in parallel on 2 nodes

# set default resource requirements for job (2 processors on 1 node for 1 hours)
# - these can be overridden on the qsub command line
#PBS -l nodes=2:ppn=8
#PBS -l walltime=01:00:00

#Change to directory from which job was submitted
cd $PBS_O_WORKDIR

# load openmpi module so that we find the mpirun command
module load openmpi

# Run matmul executable in parallel over number of processors requested
# by job (2 by default in #PBS line above), output messages go to output_file

mpirun matmul > output_file