4 # Test case to reproduce xfs_freeze hang under filsystem load.
5 # The fail case for this test is a hang on an xfs_freeze.
7 #-----------------------------------------------------------------------
8 # Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved.
10 # This program is free software; you can redistribute it and/or
11 # modify it under the terms of the GNU General Public License as
12 # published by the Free Software Foundation.
14 # This program is distributed in the hope that it would be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program; if not, write the Free Software Foundation,
21 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 #-----------------------------------------------------------------------
27 seqres=$RESULT_DIR/$seq
28 echo "QA output created by $seq"
32 status=0 # success is the default!
44 trap "_cleanup" 0 1 2 3 15
46 # get standard environment, filters and checks
50 # real QA test starts here
52 _supported_os Linux IRIX
60 _scratch_unmount >/dev/null 2>&1
61 echo "*** MKFS ***" >>$seqres.full
62 echo "" >>$seqres.full
63 _scratch_mkfs >>$seqres.full 2>&1 \
64 || _fail "mkfs failed"
65 _scratch_mount >>$seqres.full 2>&1 \
66 || _fail "mount failed"
70 # start fsstress loop in a background block
72 STRESS_DIR="$SCRATCH_MNT/fsstress_test_dir"
77 while [ -f "$tmp.running" ]
79 # We do both read & write IO - not only is this more realistic,
80 # but it also potentially tests atime updates
81 FSSTRESS_ARGS=`_scale_fsstress_args -d $STRESS_DIR -p $procs -n $nops $FSSTRESS_AVOID`
82 $FSSTRESS_PROG $FSSTRESS_ARGS > /dev/null 2>&1
89 # start fstest -m loop in a background block; this gets us mmap coverage
91 FSTEST_DIR="$SCRATCH_MNT/fstest_test_dir"
95 while [ -f "$tmp.running" ]
97 src/fstest -m -p $FSTEST_DIR -n $procs -f 4 > /dev/null 2>&1
105 let ITERATIONS=$ITERATIONS-1
107 echo | tee -a $seqres.full
108 while [ $i -le $ITERATIONS ]
110 echo "*** iteration: $i" | tee -a $seqres.full
111 echo "*** freezing \$SCRATCH_MNT" | tee -a $seqres.full
112 xfs_freeze -f "$SCRATCH_MNT" | tee -a $seqres.full
113 [ $? != 0 ] && echo xfs_freeze -f "$SCRATCH_MNT" failed | \
117 echo "*** thawing \$SCRATCH_MNT" | tee -a $seqres.full
118 xfs_freeze -u "$SCRATCH_MNT" | tee -a $seqres.full
119 [ $? != 0 ] && echo xfs_freeze -u "$SCRATCH_MNT" failed | \
123 echo | tee -a $seqres.full
127 # stop fsstress iterations
130 # wait for fsstresses to finish