#!/bin/bash
P=ddwrite-bench
DEFAULT_VERSION=0
. $SHELLPACK_INCLUDE/common.sh
TIME_CMD=`which time`
if [ "$TIME_CMD" = "" ]; then
        TIMEFORMAT="%2Uuser %2Ssystem %Relapsed %P%%CPU"
        TIME_CMD="time"
fi
SRCTAR=
SRCTAR_EXTRA=
TARGETSIZE_MB=
NUMCPUS=$(grep -c '^processor' /proc/cpuinfo)
ITERATIONS=5
CONV=

# Basic argument parser
TASKSET_SERVER=
TASKSET_CLIENT=

while [ "$1" != "" ]; do
	case "$1" in
	-v)
		VERSION=$2
		shift 2
		;;
	--targetsize)
		TARGETSIZE_MB=$2
		shift 2
		;;
	--iterations)
		ITERATIONS=$2
		shift 2
		;;
	*)
		echo Unrecognised option: $1
		shift
	esac
done
if [ "$TASKSET_SERVER" != "" ]; then
	echo TASKSET_SERVER: $TASKSET_SERVER
	echo TASKSET_CLIENT: $TASKSET_CLIENT
fi
if [ -z "$VERSION" ]; then
	VERSION=$DEFAULT_VERSION
fi

# Include monitor hooks
. $SHELLPACK_INCLUDE/include-monitor.sh

monitor_pre_hook $LOGDIR_RESULTS ddwrite
for ITERATION in `seq 1 $ITERATIONS`; do
	mmtests_activity iteration $ITERATION
	echo Starting iteration $ITERATION/$ITERATIONS
	$TIME_CMD -o $LOGDIR_RESULTS/time.$ITERATION \
		dd if=/dev/zero of=$SHELLPACK_TEMP/input ibs=1048576 count=$((TARGETSIZE_MB)) conv=fdatasync \
			2>&1 | tee -a $LOGDIR_RESULTS/time.$ITERATION
done
monitor_post_hook $LOGDIR_RESULTS ddwrite

cat $LOGDIR_RESULTS/time.* | grep elapsed | tee $LOGDIR_RESULTS/time
rm $SHELLPACK_TEMP/input

exit $SHELLPACK_SUCCESS
#### Description ddwrite
#### Details ddwrite-bench 5
