+#! /bin/bash
+# FS QA Test No. shared/006
+#
+# Stress test fs by using up all inodes and check fs.
+#
+# Also a regression test for xfsprogs commit
+# d586858 xfs_repair: fix sibling pointer tests in verify_dir2_path()
+#
+#-----------------------------------------------------------------------
+# 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 nr_file=$2
+ local prefix=$3
+ local i=0
+
+ while [ $i -lt $nr_file ]; do
+ echo -n > $dir/${prefix}_${i}
+ let i=$i+1
+ done
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs ext4 ext3 ext2 xfs
+_supported_os Linux
+
+_require_scratch
+
+rm -f $seqres.full
+echo "Silence is golden"
+
+_scratch_mkfs_sized $((1024 * 1024 * 1024)) >>$seqres.full 2>&1
+_scratch_mount
+
+i=0
+free_inode=`$DF_PROG -i $SCRATCH_MNT | tail -1 | awk '{print $3}'`
+file_per_dir=1000
+loop=$((free_inode / file_per_dir + 1))
+mkdir -p $SCRATCH_MNT/testdir
+
+echo "Create $((loop * file_per_dir)) files in $SCRATCH_MNT/testdir" >>$seqres.full
+while [ $i -lt $loop ]; do
+ create_file $SCRATCH_MNT/testdir $file_per_dir $i >>$seqres.full 2>&1 &
+ let i=$i+1
+done
+wait
+
+# log inode status in $seqres.full for debug purpose
+echo "Inode status after taking all inodes" >>$seqres.full
+$DF_PROG -i $SCRATCH_MNT >>$seqres.full
+
+_check_scratch_fs
+
+# Check again after removing all the files
+rm -rf $SCRATCH_MNT/testdir
+echo "Inode status after deleting all test files" >>$seqres.full
+$DF_PROG -i $SCRATCH_MNT >>$seqres.full
+_check_scratch_fs
+
+status=0
+exit