| #! /bin/bash |
| # FS QA Test No. 004 |
| # |
| # exercise xfs_db bug #789674 and other freesp functionality |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=nathans@sgi.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=0 |
| |
| _cleanup() |
| { |
| umount $SCRATCH_MNT |
| rm -f $tmp.* |
| exit $status |
| } |
| trap "_cleanup" 0 1 2 3 15 |
| |
| _populate_scratch() |
| { |
| echo "=== mkfs output ===" >>$seq.full |
| _scratch_mkfs_xfs | tee -a $seq.full | _filter_mkfs 2>$tmp.mkfs |
| . $tmp.mkfs |
| _scratch_mount |
| dd if=/dev/zero of=$SCRATCH_MNT/foo count=200 bs=4096 >/dev/null 2>&1 & |
| dd if=/dev/zero of=$SCRATCH_MNT/goo count=400 bs=4096 >/dev/null 2>&1 & |
| dd if=/dev/zero of=$SCRATCH_MNT/moo count=800 bs=4096 >/dev/null 2>&1 & |
| wait |
| umount $SCRATCH_MNT # flush everything |
| _scratch_mount # and then remount |
| } |
| |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| _supported_fs xfs |
| _supported_os IRIX Linux |
| |
| _need_to_be_root |
| _require_scratch |
| _require_nobigloopfs |
| |
| rm -f $seq.full |
| |
| _populate_scratch |
| |
| [ "$HOSTOS" = "Linux" ] && DF_PROG="$DF_PROG -P --block-size=512" |
| |
| eval `$DF_PROG $SCRATCH_MNT 2>&1 \ |
| | tail -1 | $AWK_PROG '{ printf "blocks=%u used=%u avail=%u\n", $3, $4, $5 }'` |
| echo "df gave: blocks=$blocks used=$used avail=$avail" >>$seq.full |
| echo "blocksize from mkfs is '$dbsize'" >>$seq.full |
| |
| xfs_db -r -c "freesp -s" $SCRATCH_DEV >$tmp.xfs_db |
| echo "xfs_db for $SCRATCH_DEV" >>$seq.full |
| cat $tmp.xfs_db >>$seq.full |
| |
| eval `$XFS_IO_PROG -x -c resblks $SCRATCH_MNT 2>&1 \ |
| | $AWK_PROG '/available/ { printf "resblks=%u\n", $5 }'` |
| echo "resblks gave: resblks=$resblks" >>$seq.full |
| |
| # check the 'blocks' field from freesp command is OK |
| # since 2.6.18, df does not report the 4 blocks per AG that cannot |
| # be allocated, hence we check for that exact mismatch. |
| # since ~2.6.22, reserved blocks are used by default and df does |
| # not report them, hence check for an exact mismatch. |
| perl -ne ' |
| BEGIN { $avail ='$avail' * 512; |
| $answer="(no xfs_db free blocks line?)" } |
| /free blocks (\d+)$/ || next; |
| $freesp = $1 * '$dbsize'; |
| if ($freesp == $avail) { |
| $answer = "yes"; |
| } else { |
| $avail = $avail + (('$agcount' + 1) * '$dbsize' * 4); |
| if ($freesp == $avail) { |
| $answer = "yes"; |
| } else { |
| $avail = $avail + ('$resblks' * '$dbsize'); |
| if ($freesp == $avail) { |
| $answer = "yes"; |
| } else { |
| $answer = "no ($freesp != $avail)"; |
| } |
| } |
| } |
| END { print "$answer\n" } |
| ' <$tmp.xfs_db >$tmp.ans |
| ans="`cat $tmp.ans`" |
| echo "Checking blocks column same as df: $ans" |
| if [ "$ans" != yes ] |
| then |
| echo "Error: $SCRATCH_DEV: freesp mismatch: $ans" |
| echo "xfs_db output ..." |
| cat $tmp.xfs_db |
| status=1 |
| fi |
| |
| # check the 'pct' field from freesp command is good |
| perl -ne ' |
| BEGIN { $percent = 0; } |
| /free/ && next; # skip over free extent size number |
| if (/\s+(\d+\.\d+)$/) { |
| $percent += $1; |
| } |
| END { $percent += 0.5; print int($percent), "\n" } # round up |
| ' <$tmp.xfs_db >$tmp.ans |
| ans="`cat $tmp.ans`" |
| echo "Checking percent column yields 100: $ans" |
| if [ "$ans" != 100 ] |
| then |
| echo "Error: $SCRATCH_DEV: pct mismatch: $ans (expected 100)" |
| echo "xfs_db output ..." |
| cat $tmp.xfs_db |
| status=1 |
| fi |
| |
| exit |