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apfstests/tests/generic/559
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2018 Red Hat Inc. All Rights Reserved.
#
# FS QA Test generic/559
#
# Dedupe a single big file and verify integrity
#
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.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/reflink
# remove previous $seqres.full before test
rm -f $seqres.full
# real QA test starts here
_supported_fs generic
_require_scratch_duperemove
fssize=$((2 * 1024 * 1024 * 1024))
_scratch_mkfs_sized $fssize > $seqres.full 2>&1
_scratch_mount >> $seqres.full 2>&1
# fill the fs with a big file has same contents
$XFS_IO_PROG -f -c "pwrite -S 0x55 0 $fssize" $SCRATCH_MNT/${seq}.file \
>> $seqres.full 2>&1
md5sum $SCRATCH_MNT/${seq}.file > ${tmp}.md5sum
echo "= before cycle mount ="
# Dedupe with 1M blocksize
$DUPEREMOVE_PROG -dr --dedupe-options=same -b 1048576 $SCRATCH_MNT/ >>$seqres.full 2>&1
# Verify integrity
md5sum -c --quiet ${tmp}.md5sum
# Dedupe with 64k blocksize
$DUPEREMOVE_PROG -dr --dedupe-options=same -b 65536 $SCRATCH_MNT/ >>$seqres.full 2>&1
# Verify integrity again
md5sum -c --quiet ${tmp}.md5sum
# umount and mount again, verify pagecache contents don't mutate
_scratch_cycle_mount
echo "= after cycle mount ="
md5sum -c --quiet ${tmp}.md5sum
status=0
exit