2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2015 Facebook. All Rights Reserved.
7 # Run fsx with log writes to verify power fail safeness.
10 seqres=$RESULT_DIR/$seq
11 echo "QA output created by $seq"
14 status=1 # failure is the default!
21 trap "_cleanup; exit \$status" 0 1 2 3 15
23 # get standard environment, filters and checks
27 . ./common/dmlogwrites
29 # real QA test starts here
32 _require_scratch_nocheck
34 _require_dm_target thin-pool
42 # Now look for our files
43 for i in $(find $SANITY_DIR -type f | grep $name | grep mark); do
44 local filename=$(basename $i)
45 local mark="${filename##*.}"
46 echo "checking $filename" >> $seqres.full
47 _log_writes_replay_log $filename $DMTHIN_VOL_DEV
49 local expected_md5=$(_md5_checksum $i)
50 local md5=$(_md5_checksum $SCRATCH_MNT/$name)
51 [ "${md5}" != "${expected_md5}" ] && _fail "$filename md5sum mismatched"
56 SANITY_DIR=$TEST_DIR/fsxtests
60 devsize=$((1024*1024*200 / 512)) # 200m phys/virt size
61 csize=$((1024*64 / 512)) # 64k cluster size
62 lowspace=$((1024*1024 / 512)) # 1m low space threshold
64 # Use a thin device to provide deterministic discard behavior. Discards are used
65 # by the log replay tool for fast zeroing to prevent out-of-order replay issues.
66 _dmthin_init $devsize $devsize $csize $lowspace
69 _log_writes_init $DMTHIN_VOL_DEV
71 _log_writes_mkfs >> $seqres.full 2>&1
73 # Log writes emulates discard support, turn it on for maximum crying.
74 _log_writes_mount -o discard
78 FSX_OPTS="-N $NUM_OPS -d -P $SANITY_DIR -i $LOGWRITES_DMDEV"
79 # Set random seeds for fsx runs (0 for timestamp + pid)
80 # When test failure is detected, check the seed values printed
81 # by fsx processes to $seqres.full and set them in this array
82 # to repeat the same fsx runs
85 for j in `seq 0 $((NUM_FILES-1))`; do
86 run_check $here/ltp/fsx $FSX_OPTS -S ${seeds[$j]} -j $j $SCRATCH_MNT/testfile$j &
91 for j in `seq 0 $((NUM_FILES-1))`; do
92 test_md5[$j]=$(_md5_checksum $SCRATCH_MNT/testfile$j)
95 # Unmount the scratch dir and tear down the log writes target
103 echo "checking pre umount" >> $seqres.full
104 _log_writes_replay_log last $DMTHIN_VOL_DEV
108 for j in `seq 0 $((NUM_FILES-1))`; do
109 check_files testfile$j
113 echo "checking post umount" >> $seqres.full
114 _log_writes_replay_log end $DMTHIN_VOL_DEV
116 for j in `seq 0 $((NUM_FILES-1))`; do
117 md5=$(_md5_checksum $SCRATCH_MNT/testfile$j)
118 [ "${md5}" != "${test_md5[$j]}" ] && _fail "testfile$j end md5sum mismatched"
122 echo "Silence is golden"