| #! /bin/bash |
| # FS QA Test No. 310 |
| # |
| # Create a file with more than 2^21 blocks (the max length of a bmbt record). |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2016, Oracle and/or its affiliates. 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 |
| #----------------------------------------------------------------------- |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| cd / |
| umount $SCRATCH_MNT > /dev/null 2>&1 |
| _dmhugedisk_cleanup |
| rm -rf $tmp.* |
| _scratch_mkfs >/dev/null 2>&1 |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/dmhugedisk |
| |
| # real QA test starts here |
| _supported_os Linux |
| _supported_fs xfs |
| _require_scratch |
| _require_xfs_scratch_rmapbt |
| _require_xfs_io_command "falloc" |
| |
| rm -f $seqres.full |
| |
| # Figure out block size |
| echo "Figure out block size" |
| _scratch_mkfs >/dev/null 2>&1 |
| _scratch_mount >> $seqres.full |
| |
| testdir=$SCRATCH_MNT/test-$seq |
| blksz="$(_get_block_size $SCRATCH_MNT)" |
| |
| umount $SCRATCH_MNT |
| |
| echo "Format huge device" |
| nr_blks=2100000 # 2^21 plus a little more |
| sectors=$(( (nr_blks * 3) * blksz / 512 )) # each AG must have > 2^21 blocks |
| _dmhugedisk_init $sectors |
| _mkfs_dev -d agcount=2 $DMHUGEDISK_DEV |
| _mount $DMHUGEDISK_DEV $SCRATCH_MNT |
| xfs_info $SCRATCH_MNT >> $seqres.full |
| |
| echo "Create the original file blocks" |
| mkdir $testdir |
| blksz="$(_get_block_size $testdir)" |
| $XFS_IO_PROG -f -c "falloc 0 $((nr_blks * blksz))" $testdir/file1 >> $seqres.full |
| |
| # make sure the allocator didn't allocate more than the needed two extents |
| echo "Check extent count" |
| xfs_bmap -l -p -v $testdir/file1 | grep '^[[:space:]]*2:' -q && xfs_bmap -l -p -v $testdir/file1 |
| inum=$(stat -c '%i' $testdir/file1) |
| umount $SCRATCH_MNT |
| |
| echo "Check bmap count" |
| nr_bmaps=$(xfs_db -c "inode $inum" -c "bmap" $DMHUGEDISK_DEV | grep 'data offset' | wc -l) |
| test $nr_bmaps -gt 1 || xfs_db -c "inode $inum" -c "bmap" $DMHUGEDISK_DEV |
| #xfs_db -c "agf 0" -c p -c "inode $inum" -c "bmap" $DMHUGEDISK_DEV |
| |
| echo "Check rmap count" |
| nr_rmaps=$(xfs_db -c 'agf 0' -c 'addr rmaproot' -c 'p' $DMHUGEDISK_DEV | grep ",$inum,[0-9]*,1,0,0" | wc -l) |
| test $nr_rmaps -eq 1 || xfs_db -c 'agf 0' -c 'addr rmaproot' -c 'p' $DMHUGEDISK_DEV | grep ",$inum,[0-9]*,1,0,0" |
| |
| echo "Check and fake-repair huge filesystem" | tee -a $seqres.full |
| $XFS_DB_PROG -c 'check' $DMHUGEDISK_DEV |
| $XFS_REPAIR_PROG -n $DMHUGEDISK_DEV >> $seqres.full 2>&1 |
| test $? -eq 0 || echo "xfs_repair -n failed, see $seqres.full" |
| |
| echo "Real repair huge filesystem" | tee -a $seqres.full |
| $XFS_REPAIR_PROG $DMHUGEDISK_DEV >> $seqres.full 2>&1 |
| test $? -eq 0 || echo "xfs_repair failed, see $seqres.full" |
| |
| echo "Check bmap count again" |
| nr_bmaps=$(xfs_db -c "inode $inum" -c "bmap" $DMHUGEDISK_DEV | grep 'data offset' | wc -l) |
| test $nr_bmaps -gt 1 || xfs_db -c "inode $inum" -c "bmap" $DMHUGEDISK_DEV |
| |
| echo "Check rmap count again" |
| nr_rmaps=$(xfs_db -c 'agf 0' -c 'addr rmaproot' -c 'p' $DMHUGEDISK_DEV | grep ",$inum,[0-9]*,1,0,0" | wc -l) |
| test $nr_rmaps -eq 1 || xfs_db -c 'agf 0' -c 'addr rmaproot' -c 'p' $DMHUGEDISK_DEV | grep ",$inum,[0-9]*,1,0,0" |
| |
| echo "Check and fake-repair huge filesystem again" | tee -a $seqres.full |
| $XFS_DB_PROG -c 'check' $DMHUGEDISK_DEV |
| $XFS_REPAIR_PROG -n $DMHUGEDISK_DEV >> $seqres.full 2>&1 |
| _dmhugedisk_cleanup |
| |
| echo "Done" |
| |
| # success, all done |
| status=0 |
| exit |