mirror of
https://github.com/linux-apfs/apfstests.git
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Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
84 lines
2.1 KiB
Bash
Executable File
84 lines
2.1 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# FS QA Test No. 243
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#
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# Reflink two large files and DIO CoW them in big chunks.
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#
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# This test is dependent on the system page size, so we cannot use md5 in
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# the golden output; we can only compare to a check file.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -rf $tmp.* $testdir
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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# real QA test starts here
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_supported_os Linux
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_require_scratch_reflink
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_require_cp_reflink
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_require_odirect
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rm -f $seqres.full
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echo "Format and mount"
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_scratch_mkfs > $seqres.full 2>&1
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_scratch_mount >> $seqres.full 2>&1
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testdir=$SCRATCH_MNT/test-$seq
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mkdir $testdir
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blksz=65536
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nr=6400
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filesize=$((blksz * nr))
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bufnr=1280
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bufsize=$((blksz * bufnr))
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free_blocks=$(stat -f -c '%a' $testdir)
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real_blksz=$(_get_block_size $testdir)
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space_needed=$(((filesize * 3) * 5 / 4))
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space_avail=$((free_blocks * real_blksz))
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test $space_needed -gt $space_avail && _notrun "Not enough space. $space_avail < $space_needed"
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echo "Create the original files"
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$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
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_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
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$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file2.chk >> $seqres.full
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_scratch_cycle_mount
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echo "Compare files"
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md5sum $testdir/file1 | _filter_scratch
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md5sum $testdir/file2 | _filter_scratch
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md5sum $testdir/file2.chk | _filter_scratch
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echo "CoW and unmount"
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$XFS_IO_PROG -d -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $testdir/file2 >> $seqres.full
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$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $testdir/file2.chk >> $seqres.full
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_scratch_cycle_mount
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echo "Compare files"
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md5sum $testdir/file1 | _filter_scratch
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md5sum $testdir/file2 | _filter_scratch
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md5sum $testdir/file2.chk | _filter_scratch
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# success, all done
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status=0
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exit
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