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|
#! /bin/sh
# FSQA Test No. 182
#
# Test for NULL files problem
# test inode size is on disk after sync - expose log replay bug
#
#-----------------------------------------------------------------------
# Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
#-----------------------------------------------------------------------
#
# creator
owner=lachlan@sgi.com
seq=`basename $0`
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()
{
_cleanup_testdir
}
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# real QA test starts here
_supported_fs xfs
_supported_os Linux IRIX
_setup_testdir
_require_scratch
_scratch_mkfs_xfs >/dev/null 2>&1
_scratch_mount
_check_files()
{
# check file size and contents
i=1;
while [ $i -lt 1000 ]
do
file=$SCRATCH_MNT/$i
# if file is missing then sync failed
if [ -e $file ]
then
# if file size is not 32KB then sync failed
if [ `ls -l $file | tr -s ' ' | cut -d ' ' -f 5` -eq 32768 ]
then
# if file has non-zero size but no extents then it's contents will be NULLs, bad.
if xfs_bmap $file | grep 'no extents' > /dev/null
then
echo corrupt file $file - non-zero size but no extents
else
rm -f $file
fi
else
echo file $file has incorrect size - sync failed
fi
else
echo file $file missing - sync failed
fi
i=`expr $i + 1`
done
}
# create files and sync them
i=1;
while [ $i -lt 1000 ]
do
file=$SCRATCH_MNT/$i
xfs_io -f -c "pwrite -b 32k -S 0xff 0 32k" $file > /dev/null
if [ $? -ne 0 ]
then
echo error creating/writing file $file
exit
fi
i=`expr $i + 1`
done
# sync, then shutdown immediately after, then remount and test
sync
src/godown $SCRATCH_MNT
umount $SCRATCH_MNT
_scratch_mount
umount $SCRATCH_MNT
if [ ! _check_scratch_fs ]
then
echo error detected in filesystem
exit
fi
_scratch_mount
_check_files
status=0
exit
|
