#!/bin/sh

#Sample script for large MPI jobs (i.e. > 32 cores) on Axle

# Last modified 20 August 2010

# Ask for 64 processors

#BSUB -n 64

# 32 processors per host

#BSUB -R "span[ptile=32]"

# Wallclock time in HH:MM

#BSUB -W 5:00

# Job name

#BSUB -J "MyLargeParallelJob"

# Requires 500M of memory per MPI task

#BSUB -R "rusage[mem=500]"

# Output and error files

#BSUB -o lsf%J.o

#BSUB -e lsf%J.e

# Need to make our own machinefile

MACHINEFILE=mymacs.$LSB_JOBID

for i in `echo $LSB_HOSTS`

do

echo $i

done > $MACHINEFILE

# Run the program

mpirun -genv I_MPI_DEVICE rdma -machinefile $MACHINEFILE -n 64 ./a.out