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!
45 trap "_cleanup" 0 1 2 3 15
47 # get standard environment, filters and checks
51 # real QA test starts here
53 _supported_os Linux IRIX
61 umount $SCRATCH_DEV >/dev/null 2>&1
62 echo "*** MKFS ***" >>$seqres.full
63 echo "" >>$seqres.full
64 _scratch_mkfs >>$seqres.full 2>&1 \
65 || _fail "mkfs failed"
66 _scratch_mount >>$seqres.full 2>&1 \
67 || _fail "mount failed"
71 # start fsstress loop in a background block
73 STRESS_DIR="$SCRATCH_MNT/fsstress_test_dir"
78 while [ -f "$tmp.running" ]
80 # We do both read & write IO - not only is this more realistic,
81 # but it also potentially tests atime updates
82 FSSTRESS_ARGS=`_scale_fsstress_args -d $STRESS_DIR -p $procs -n $nops $FSSTRESS_AVOID`
83 $FSSTRESS_PROG $FSSTRESS_ARGS > /dev/null 2>&1
90 # start fstest -m loop in a background block; this gets us mmap coverage
92 FSTEST_DIR="$SCRATCH_MNT/fstest_test_dir"
96 while [ -f "$tmp.running" ]
98 src/fstest -m -p $FSTEST_DIR -n $procs -f 4 > /dev/null 2>&1
106 let ITERATIONS=$ITERATIONS-1
108 echo | tee -a $seqres.full
109 while [ $i -le $ITERATIONS ]
111 echo "*** iteration: $i" | tee -a $seqres.full
112 echo "*** freezing \$SCRATCH_MNT" | tee -a $seqres.full
113 xfs_freeze -f "$SCRATCH_MNT" | tee -a $seqres.full
114 [ $? != 0 ] && echo xfs_freeze -f "$SCRATCH_MNT" failed | \
118 echo "*** thawing \$SCRATCH_MNT" | tee -a $seqres.full
119 xfs_freeze -u "$SCRATCH_MNT" | tee -a $seqres.full
120 [ $? != 0 ] && echo xfs_freeze -u "$SCRATCH_MNT" failed | \
124 echo | tee -a $seqres.full
128 # stop fsstress iterations
131 # wait for fsstresses to finish