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