#! /bin/sh
# FSQA Test No. 167
#
# unwritten extent conversion test
#
#-----------------------------------------------------------------------
#  Copyright (c) 2007 Silicon Graphics, Inc.  All Rights Reserved.
#-----------------------------------------------------------------------
#
# creator
owner=dgc@sgi.com

seq=`basename $0`
echo "QA output created by $seq"

killall="/usr/bin/killall"
here=`pwd`
tmp=/tmp/$$
rm -f $seq.full
status=1    # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15

_cleanup()
{
	killall -r -q -TERM fsstress 2> /dev/null
	sync	# ensures all fsstress processes died
	_cleanup_testdir
}

workout()
{
	procs=100
	nops=15000
	$FSSTRESS_PROG -d $SCRATCH_MNT -p $procs -n $nops $FSSTRESS_AVOID \
		>>$seq.full &
	sleep 2
}

# get standard environment, filters and checks
. ./common.rc
. ./common.filter

# real QA test starts here
_supported_fs xfs
_supported_os Linux

[ -x $killall ] || _notrun "$killall executable not found"

_setup_testdir
_require_scratch
_scratch_mkfs_xfs >/dev/null 2>&1
_scratch_mount

TEST_FILE=$SCRATCH_MNT/test_file
TEST_PROG=$here/src/unwritten_sync
LOOPS=50

echo "*** test unwritten extent conversion under heavy I/O"

workout

rm -f $TEST_FILE
$TEST_PROG $LOOPS $TEST_FILE

echo "     *** test done"

status=0
exit
