4 # Force enable all XFS quotas, run fsstress until the fs runs out of
5 # space, and make sure the quotas are still correct when we're done.
6 # This is a general regression/stress test for numerous quota bugs with
7 # reflink and copy on write.
9 #-----------------------------------------------------------------------
10 # Copyright (c) 2018 Oracle, Inc. All Rights Reserved.
12 # This program is free software; you can redistribute it and/or
13 # modify it under the terms of the GNU General Public License as
14 # published by the Free Software Foundation.
16 # This program is distributed in the hope that it would be useful,
17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 # GNU General Public License for more details.
21 # You should have received a copy of the GNU General Public License
22 # along with this program; if not, write the Free Software Foundation,
23 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #-----------------------------------------------------------------------
28 seqres=$RESULT_DIR/$seq
29 echo "QA output created by $seq"
33 status=1 # failure is the default!
34 trap "_cleanup; exit \$status" 0 1 2 3 15
40 $KILLALL_PROG -9 fsstress > /dev/null 2>&1
43 # get standard environment, filters and checks
49 # Modify as appropriate.
53 _require_scratch_reflink
55 _require_command "$KILLALL_PROG" "killall"
59 report_quota_blocks() {
60 $XFS_QUOTA_PROG -x -c "report $1" $SCRATCH_MNT | \
61 awk '{x += $2;} END { print(x); }'
64 compare_quota_to_du() {
65 test $1 -eq $2 || echo "$3 quota $2 blocks does not match du $1 blocks?"
68 # Make sure the user/group/project quota block counts match the du output.
69 # This ensures that we did the quota accounting correctly and that we're
70 # accurately reporting cow preallocation blocks in stat.
71 check_quota_du_blocks() {
73 #$XFS_QUOTA_PROG -x -c 'report' $SCRATCH_MNT >> $seqres.full
74 du_rep=$(du -ks $SCRATCH_MNT | awk '{print $1}')
75 u_rep=$(report_quota_blocks -u)
76 g_rep=$(report_quota_blocks -g)
77 p_rep=$(report_quota_blocks -p)
79 compare_quota_to_du $du_rep $u_rep "user"
80 compare_quota_to_du $du_rep $g_rep "group"
81 compare_quota_to_du $du_rep $p_rep "project"
84 echo "Format and fsstress"
86 _qmount_option "usrquota,grpquota,prjquota"
87 # We use a small volume so that we hit ENOSPC. This is critical for
88 # regression testing a bug in the directio write code that could result in fs
89 # corruption ("xfs: check reflink allocation mappings").
91 # This started as a test for quota accounting problems ("xfs: treat CoW fork
92 # operations as delalloc for quota accounting") and ("xfs: call
93 # xfs_qm_dqattach before performing reflink operations") though each of those
94 # tests now have separate faster-running regression tests.
95 _scratch_mkfs_sized $((1600 * 1048576)) > $seqres.full 2>&1
96 _scratch_mount >> $seqres.full 2>&1
98 nr_cpus=$((LOAD_FACTOR * 4))
99 nr_ops=$((25000 * nr_cpus * TIME_FACTOR))
100 $FSSTRESS_PROG $FSSTRESS_AVOID -w -d $SCRATCH_MNT -n $nr_ops -p $nr_cpus >> $seqres.full
102 echo "Check quota before remount"
103 check_quota_du_blocks
105 # Clear out all the preallocations before we quotacheck.
106 # The count comparison in _check_quota_usage will be unhappy if we don't
107 # manage to clean out all the cow preallocations before the remount.
111 # Make sure the usage doesn't change after quotacheck.
112 echo "Check quota after remount"
115 check_quota_du_blocks