2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2014 Red Hat Inc. All rights reserved.
5 # FSQA Test No. btrfs/064
7 # Run btrfs balance and replace operations simultaneously with fsstress
8 # running in background.
11 seqres=$RESULT_DIR/$seq
12 echo "QA output created by $seq"
17 trap "_cleanup; exit \$status" 0 1 2 3 15
25 # get standard environment, filters and checks
29 # real QA test starts here
32 # we check scratch dev after each loop
33 _require_scratch_nocheck
34 _require_scratch_dev_pool 5
35 _require_scratch_dev_pool_equal_size
36 _btrfs_get_profile_configs replace
43 local saved_scratch_dev_pool=$SCRATCH_DEV_POOL
45 echo "Test $mkfs_opts" >>$seqres.full
47 # remove the last device from the SCRATCH_DEV_POOL list so
48 # _scratch_pool_mkfs won't use all devices in pool
49 local last_dev="`echo $SCRATCH_DEV_POOL | $AWK_PROG '{print $NF}'`"
50 SCRATCH_DEV_POOL=`echo $SCRATCH_DEV_POOL | sed -e "s# *$last_dev *##"`
51 _scratch_pool_mkfs $mkfs_opts >>$seqres.full 2>&1
52 # make sure we created btrfs with desired options
54 echo "mkfs $mkfs_opts failed"
55 SCRATCH_DEV_POOL=$saved_scratch_dev_pool
58 _scratch_mount >>$seqres.full 2>&1
59 SCRATCH_DEV_POOL=$saved_scratch_dev_pool
61 args=`_scale_fsstress_args -p 20 -n 100 $FSSTRESS_AVOID -d $SCRATCH_MNT/stressdir`
62 echo "Run fsstress $args" >>$seqres.full
63 $FSSTRESS_PROG $args >/dev/null 2>&1 &
66 echo -n "Start balance worker: " >>$seqres.full
67 _btrfs_stress_balance $SCRATCH_MNT >/dev/null 2>&1 &
69 echo "$balance_pid" >>$seqres.full
71 echo -n "Start replace worker: " >>$seqres.full
72 _btrfs_stress_replace $SCRATCH_MNT >>$seqres.full 2>&1 &
74 echo "$replace_pid" >>$seqres.full
76 echo "Wait for fsstress to exit and kill all background workers" >>$seqres.full
78 kill $balance_pid $replace_pid
80 # wait for the balance and replace operations to finish
81 while ps aux | grep "balance start" | grep -qv grep; do
84 while ps aux | grep "replace start" | grep -qv grep; do
88 echo "Scrub the filesystem" >>$seqres.full
89 $BTRFS_UTIL_PROG scrub start -B $SCRATCH_MNT >>$seqres.full 2>&1
91 echo "Scrub find errors in \"$mkfs_opts\" test" | tee -a $seqres.full
95 # we called _require_scratch_nocheck instead of _require_scratch
96 # do check after test for each profile config
100 echo "Silence is golden"
101 for t in "${_btrfs_profile_configs[@]}"; do