4 # exercise xfs_db bug #789674 and other freesp functionality
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved.
9 # This program is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
11 # published by the Free Software Foundation.
13 # This program is distributed in the hope that it would be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write the Free Software Foundation,
20 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #-----------------------------------------------------------------------
26 echo "QA output created by $seq"
38 trap "_cleanup" 0 1 2 3 15
42 echo "=== mkfs output ===" >>$seq.full
43 _scratch_mkfs_xfs | tee -a $seq.full | _filter_mkfs 2>$tmp.mkfs
46 dd if=/dev/zero of=$SCRATCH_MNT/foo count=200 bs=4096 >/dev/null 2>&1 &
47 dd if=/dev/zero of=$SCRATCH_MNT/goo count=400 bs=4096 >/dev/null 2>&1 &
48 dd if=/dev/zero of=$SCRATCH_MNT/moo count=800 bs=4096 >/dev/null 2>&1 &
50 umount $SCRATCH_MNT # flush everything
51 _scratch_mount # and then remount
55 # get standard environment, filters and checks
59 # real QA test starts here
61 _supported_os IRIX Linux
65 _require_no_large_scratch_dev
71 [ "$HOSTOS" = "Linux" ] && DF_PROG="$DF_PROG -P --block-size=512"
73 eval `$DF_PROG $SCRATCH_MNT 2>&1 \
74 | tail -1 | $AWK_PROG '{ printf "blocks=%u used=%u avail=%u\n", $3, $4, $5 }'`
75 echo "df gave: blocks=$blocks used=$used avail=$avail" >>$seq.full
76 echo "blocksize from mkfs is '$dbsize'" >>$seq.full
78 xfs_db -r -c "freesp -s" $SCRATCH_DEV >$tmp.xfs_db
79 echo "xfs_db for $SCRATCH_DEV" >>$seq.full
80 cat $tmp.xfs_db >>$seq.full
82 eval `$XFS_IO_PROG -x -c resblks $SCRATCH_MNT 2>&1 \
83 | $AWK_PROG '/available/ { printf "resblks=%u\n", $5 }'`
84 echo "resblks gave: resblks=$resblks" >>$seq.full
86 # check the 'blocks' field from freesp command is OK
87 # since 2.6.18, df does not report the 4 blocks per AG that cannot
88 # be allocated, hence we check for that exact mismatch.
89 # since ~2.6.22, reserved blocks are used by default and df does
90 # not report them, hence check for an exact mismatch.
92 BEGIN { $avail ='$avail' * 512;
93 $answer="(no xfs_db free blocks line?)" }
94 /free blocks (\d+)$/ || next;
95 $freesp = $1 * '$dbsize';
96 if ($freesp == $avail) {
99 $avail = $avail + (('$agcount' + 1) * '$dbsize' * 4);
100 if ($freesp == $avail) {
103 $avail = $avail + ('$resblks' * '$dbsize');
104 if ($freesp == $avail) {
107 $answer = "no ($freesp != $avail)";
111 END { print "$answer\n" }
112 ' <$tmp.xfs_db >$tmp.ans
114 echo "Checking blocks column same as df: $ans"
117 echo "Error: $SCRATCH_DEV: freesp mismatch: $ans"
118 echo "xfs_db output ..."
123 # check the 'pct' field from freesp command is good
125 BEGIN { $percent = 0; }
126 /free/ && next; # skip over free extent size number
127 if (/\s+(\d+\.\d+)$/) {
130 END { $percent += 0.5; print int($percent), "\n" } # round up
131 ' <$tmp.xfs_db >$tmp.ans
133 echo "Checking percent column yields 100: $ans"
136 echo "Error: $SCRATCH_DEV: pct mismatch: $ans (expected 100)"
137 echo "xfs_db output ..."