| #!/bin/bash |
| |
| ################################################################################ |
| # # |
| # Copyright (c) 2009 FUJITSU LIMITED # |
| # # |
| # This program is free software; you can redistribute it and#or modify # |
| # it under the terms of the GNU General Public License as published by # |
| # the Free Software Foundation; either version 2 of the License, or # |
| # (at your option) any later version. # |
| # # |
| # This program is distributed in the hope that it will be useful, but # |
| # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY # |
| # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # |
| # for more details. # |
| # # |
| # You should have received a copy of the GNU General Public License # |
| # along with this program; if not, write to the Free Software # |
| # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA # |
| # # |
| ################################################################################ |
| |
| export TCID="ext4-online-defrag" |
| export TST_TOTAL=18 |
| |
| . ext4_funcs.sh |
| |
| # How to age filesystem |
| EMPTY=1 |
| SMALL=2 |
| LARGE=3 |
| |
| # Defrag what |
| FILE=1 |
| DIR=2 |
| FILESYSTEM=3 |
| |
| tst_test_cmds e4defrag |
| E4DEFRAG=`which e4defrag` |
| |
| age_filesystem() |
| { |
| local dirId= |
| local idx= |
| rm -rf mnt_point/* |
| if [ $1 -eq $EMPTY ]; then |
| if [ $2 -eq $FILE -o $2 -eq $FILESYSTEM ]; then |
| touch mnt_point/tmp_file |
| echo "abc" > mnt_point/tmp_file |
| elif [ $2 -eq $DIR ]; then |
| mkdir mnt_point/tmp_dir |
| echo "abc" > mnt_point/tmp_dir/tmp_file |
| fi |
| elif [ $1 -eq $SMALL ]; then |
| |
| dd if=/dev/zero of=mnt_point/occupy bs=1M count=40 |
| |
| # age filesystem from 0.0 to 0.2 -> 0.4 -> 0.6 -> 0.8 -> 1.0 |
| for ((idx = 3; idx < 8; idx++)) |
| { |
| ffsb ffsb-config$idx > /dev/null |
| dirId=$((idx - 3)) |
| mv mnt_point/data mnt_point/data$dirId |
| } |
| |
| rm mnt_point/occupy |
| |
| df |
| else |
| rm -rf mnt_point/* |
| if [ $2 -eq $DIR ]; then |
| mkdir mnt_point/tmp_dir |
| dest=mnt_point/tmp_dir/tmp_file |
| else |
| dest=mnt_point/tmp_file |
| fi |
| |
| bsize=`dumpe2fs -h $EXT4_DEV | grep 'Block size'` |
| bsize=`echo $bsize | awk '{ print $NF }'` |
| bcount=`dumpe2fs -h $EXT4_DEV | grep 'Free blocks'` |
| bcount=`echo $bcount | awk '{ print $NF }'` |
| bcount=$(( $bcount / 2 - 100 )) |
| dd if=/dev/zero of=$dest bs=$bsize count=$bcount |
| |
| fi |
| } |
| |
| my_e4defrag() |
| { |
| if [ $1 -eq $FILE ]; then |
| if [ $2 -eq $SMALL ]; then |
| $E4DEFRAG -v mnt_point/data0/ |
| return $? |
| # EMPTY or LARGE |
| else |
| $E4DEFRAG -v mnt_point/tmp_file |
| return $? |
| fi |
| elif [ $1 -eq $DIR ]; then |
| if [ $2 -eq $SMALL ]; then |
| $E4DEFRAG -v mnt_point/data0/ |
| return $? |
| else |
| $E4DEFRAG -v mnt_point/tmp_dir |
| return $? |
| fi |
| else |
| $E4DEFRAG -v $EXT4_DEV |
| return $? |
| fi |
| } |
| |
| # Test online defragmentation feature |
| # $1: defrag type |
| # $2: 1 - empty, 2 - full with small files, 3 - full with large files |
| # $3: block size |
| ext4_test_online_defrag() |
| { |
| echo Test $TST_COUNT start >> ext4_online_defrag_result.txt |
| |
| tst_resm TINFO "defrag type: $1, defrag obj: $2, block size: $3" |
| |
| mkfs.ext4 -m 0 -b $3 -O ^flex_bg $EXT4_DEV >> ext4_online_defrag_result.txt 2>&1 |
| if [ $? -ne 0 ]; then |
| tst_resm TFAIL "failed to create ext4 filesystem" |
| return |
| fi |
| |
| tune2fs -O extents $EXT4_DEV >> ext4_online_defrag_result.txt 2>&1 |
| |
| mount -t ext4 -o nodelalloc $EXT4_DEV mnt_point |
| if [ $? -ne 0 ]; then |
| tst_resm TFAIL"failed to mount ext4 filesystem" |
| return |
| fi |
| |
| age_filesystem $2 $1 >> ext4_online_defrag_result.txt 2>&1 |
| |
| my_e4defrag $1 $2 >> ext4_online_defrag_result.txt |
| if [ $? -ne 0 ]; then |
| tst_resm TFAIL "e4defrag returned failure" |
| umount mnt_point |
| return |
| fi |
| |
| umount mnt_point |
| if [ $? -ne 0 ]; then |
| tst_resm TFAIL "failed to umount ext4 filesystem" |
| return |
| fi |
| |
| e2fsck -p $EXT4_DEV >> ext4_online_defrag_result.txt 2>&1 |
| if [ $? -ne 0 ]; then |
| tst_resm TFAIL "fsck returned failure" |
| return |
| fi |
| |
| tst_resm TPASS "ext4 online defrag test pass" |
| } |
| |
| # main |
| ext4_setup |
| |
| tst_test_cmds ffsb |
| |
| DEFRAG=( $FILE $DIR $FILESYSTEM ) |
| AGING=( $EMPTY $SMALL $LARGE ) |
| BLOCK_SIZE=( 1024 4096 ) |
| |
| for ((i = 0; i < 2; i++)) |
| { |
| for ((j = 0; j < 3; j++)) |
| { |
| for ((k = 0; k < 3; k++)) |
| { |
| ext4_test_online_defrag ${DEFRAG[$j]} ${AGING[$k]} \ |
| ${BLOCK_SIZE[$i]} |
| } |
| } |
| } |
| |
| tst_exit |
