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#!/bin/bash
MNT=/mnt/f2fs
DEV=/dev/sdb1
USER_DIR=/home/zeus
F2FS_DIR=$USER_DIR/f2fs_test
check_stop() {
stop=`cat /tmp/stop`
if [ $stop -eq 1 ]; then
exit
fi
}
case $1 in
start)
echo 0 > /tmp/stop
umount /mnt/*
echo 3 > /proc/sys/vm/drop_caches
echo 8 > /proc/sys/kernel/printk
date >> $USER_DIR/por_result
sync
insmod $F2FS_DIR/src/fs/f2fs/f2fs.ko || exit
echo Start checking F2FS without fsync
check_stop
fsck.f2fs $DEV -d 0 || exit
mount -t f2fs -o disable_roll_forward $DEV $MNT || exit
umount $MNT
echo 3 > /proc/sys/vm/drop_caches
echo Start checking F2FS with fsync
check_stop
fsck.f2fs $DEV -d 0 || exit
mount -t f2fs $DEV $MNT || exit
umount $MNT
check_stop
fsck.f2fs $DEV -d 0 || exit
mount -t f2fs $DEV $MNT || exit
count=`cat $USER_DIR/por_time`
if [ $count -eq 20 ]; then
echo Start rm all
time rm -rf $MNT/* || exit
echo 0 > $USER_DIR/por_time
sync
else
echo $((count+1)) > $USER_DIR/por_time
fi
echo 8 > /proc/sys/kernel/printk
echo Start fsstress
date
$F2FS_DIR/stress_test/fsstress/fsstress -z -f link=0 -f mkdir=3 -f mknod=3 -f rmdir=2 -f symlink=3 -f truncate=4 -f write=10 -f creat=10 -f unlink=5 -f rename=5 -f fsync=10 -p 10 -n 10000 -l 0 -d $MNT &
RANDOM=`date '+%s'`
rand=$[($RANDOM % 540) + 60]
echo Start sleep: $rand seconds
sleep $rand
echo Reboot now
check_stop
echo b > /proc/sysrq-trigger
;;
stop)
killall -9 fsstress
echo 1 > /tmp/stop
;;
esac
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