| #! /bin/bash |
| # FS QA Test No. xfs/015 |
| # |
| # Make sure inodes can be allocated in new space added by xfs_growfs |
| # |
| # Regression test for |
| # xfs: allow inode allocations in post-growfs disk space |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2014 Red Hat 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 |
| #----------------------------------------------------------------------- |
| # |
| |
| 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 / |
| rm -f $tmp.* |
| } |
| |
| create_file() |
| { |
| local dir=$1 |
| local i=0 |
| local in_growfs=false |
| |
| # keep running until failed after growfs |
| while true; do |
| [ -f $tmp.growfs ] && in_growfs=true |
| while echo -n >$dir/testfile_$i; do |
| let i=$i+1 |
| done |
| $in_growfs && break |
| usleep 1000 |
| done |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # real QA test starts here |
| _supported_fs xfs |
| _supported_os Linux |
| |
| _require_scratch |
| |
| # need 128M space, don't make any assumption |
| _scratch_mkfs >/dev/null 2>&1 |
| _scratch_mount |
| _require_fs_space $SCRATCH_MNT 131072 |
| _scratch_unmount |
| |
| rm -f $seqres.full |
| |
| _scratch_mkfs_sized $((32 * 1024 * 1024)) > $tmp.mkfs.raw |
| cat $tmp.mkfs.raw | _filter_mkfs >$seqres.full 2>$tmp.mkfs |
| # get original data blocks number and agcount |
| . $tmp.mkfs |
| _scratch_mount |
| |
| nr_worker=$((agcount * 2)) |
| echo "Fork $nr_worker workers to consume free inodes in background" >>$seqres.full |
| ( |
| i=0 |
| while [ $i -lt $nr_worker ]; do |
| mkdir $SCRATCH_MNT/testdir_$i |
| create_file $SCRATCH_MNT/testdir_$i & |
| let i=$i+1 |
| done |
| wait |
| ) >/dev/null 2>&1 & |
| |
| # Grow fs at the same time, at least x4 |
| # doubling or tripling the size couldn't reproduce |
| echo "Grow fs to $((dblocks * 4)) blocks" >>$seqres.full |
| $XFS_GROWFS_PROG -D $((dblocks * 4)) $SCRATCH_MNT >>$seqres.full |
| |
| # mark xfs_growfs finished to create_file |
| touch $tmp.growfs |
| |
| # Wait for background create_file to hit ENOSPC |
| wait |
| |
| # log inode status in $seqres.full for debug purpose |
| echo "Inode status after growing fs" >>$seqres.full |
| $DF_PROG -i $SCRATCH_MNT >>$seqres.full |
| |
| # inode should be at least 99% used |
| total_inode=`_get_total_inode $SCRATCH_MNT` |
| used_inode=`_get_used_inode $SCRATCH_MNT` |
| _within_tolerance "used inodes" $used_inode $total_inode %1 -v |
| |
| status=$? |
| exit |