Centre Blaise Pascal » Bench4GPU

#!/bin/bash

EXE=Pi_OpenMP_LONG

ITERATIONS=1000000000

TIME=time

REPEAT=10

PROCESS=16

[ ! $1 == '' ] && EXE=$1

[ ! $2 == '' ] && ITERATIONS=$2

[ ! $3 == '' ] && PROCESS=$3

LOGFILE=${EXE}_${HOSTNAME}_${ITERATIONS}.log

> $LOGFILE

p=1

while [ $p -le $PROCESS ]

do

    export OMP_NUM_THREADS=$p

    echo -e "Process $p" >> $LOGFILE

    echo -ne "Start $EXE with $ITERATIONS and $p : "

    i=1

    while [ $i -le $REPEAT ]

    do

        echo -ne "$i "

        $TIME ./$EXE $ITERATIONS $p >> $LOGFILE 2>&1

        i=$(($i+1))

    done

    echo

    p=$(($p+1))

done