| #! /bin/bash |
| # FSQA Test No. 302 |
| # |
| # Ext4 defragmentation stress test |
| # Perform defragmentation on file under buffered io |
| # while third task does direct io to donor file |
| #----------------------------------------------------------------------- |
| # (c) 2013 Dmitry Monakhov |
| # |
| # 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. |
| # |
| # This program is distributed in the hope that it would 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 the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| #----------------------------------------------------------------------- |
| # |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| fio_config=$tmp.fio |
| status=1 # failure is the default! |
| trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/defrag |
| |
| # real QA test starts here |
| _supported_os Linux |
| _supported_fs ext4 |
| _require_scratch |
| _require_defrag |
| _require_odirect |
| |
| BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV` |
| # We need space for 2 files (test file, and donor one) |
| # reserve 30% in order to avoid ENOSPC |
| FILE_SIZE=$((BLK_DEV_SIZE * (512 / (2 + 1)))) |
| |
| cat >$fio_config <<EOF |
| # Common e4defrag regression tests |
| [global] |
| ioengine=ioe_e4defrag |
| iodepth=1 |
| directory=${SCRATCH_MNT} |
| filesize=${FILE_SIZE} |
| size=999G |
| buffered=0 |
| fadvise_hint=0 |
| continue_on_error=write |
| ignore_error=,EBUSY |
| |
| ########################################## |
| # Test2 |
| # Perform defragmentation on file under buffered io |
| # while third task does direct io to donor file |
| # |
| # Continuous sequential defrag activity |
| [defrag-4k] |
| stonewall |
| ioengine=e4defrag |
| iodepth=1 |
| bs=128k |
| donorname=test2.def |
| filename=test2 |
| inplace=0 |
| rw=write |
| numjobs=${LOAD_FACTOR} |
| runtime=30*${TIME_FACTOR} |
| time_based |
| |
| # Run DIO/AIO for donor file |
| [donor-file-fuzzer] |
| ioengine=libaio |
| iodepth=128*${LOAD_FACTOR} |
| numjobs=${LOAD_FACTOR} |
| verify=0 |
| direct=1 |
| bs=64k |
| rw=randwrite |
| filename=test2.def |
| runtime=30*${TIME_FACTOR} |
| time_based |
| |
| # Verifier thread |
| [aio-dio-verifier] |
| ioengine=libaio |
| iodepth=128*${LOAD_FACTOR} |
| numjobs=1 |
| verify=crc32c-intel |
| verify_fatal=1 |
| verify_dump=1 |
| verify_backlog=1024 |
| verify_async=1 |
| verifysort=1 |
| buffered=1 |
| bs=64k |
| rw=randrw |
| filename=test2 |
| runtime=30*${TIME_FACTOR} |
| time_based |
| |
| EOF |
| |
| _workout() |
| { |
| echo "" |
| echo " Start defragment activity" |
| echo "" |
| cat $fio_config >> $seqres.full |
| run_check $FIO_PROG $fio_config |
| } |
| |
| _require_fio $fio_config |
| |
| rm -f $seqres.full |
| _scratch_mkfs >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| if ! _workout; then |
| _scratch_unmount 2>/dev/null |
| exit |
| fi |
| |
| if ! _scratch_unmount; then |
| echo "failed to umount" |
| status=1 |
| exit |
| fi |
| status=0 |
| exit |