2014-10-14 22:59:38 +11:00
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#! /bin/bash
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2018-06-09 11:35:50 +10:00
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2014 Wang Shilong. All Rights Reserved.
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#
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2014-10-14 22:59:38 +11:00
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# FS QA Test No. btrfs/076
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#
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# Regression test for btrfs incorrect inode ratio detection.
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# This was fixed in the following linux kernel patch:
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#
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# Btrfs: fix incorrect compression ratio detection
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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 -fr $tmp
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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/defrag
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# real QA test starts here
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_supported_fs btrfs
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_supported_os Linux
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_require_test
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_require_scratch
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rm -f $seqres.full
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_scratch_mkfs >> $seqres.full 2>&1
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_scratch_mount "-o compress=lzo"
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$XFS_IO_PROG -f -c "pwrite 0 10M" -c "fsync" \
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$SCRATCH_MNT/data >> $seqres.full 2>&1
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_extent_count $SCRATCH_MNT/data
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$XFS_IO_PROG -f -c "pwrite 0 $((4096*33))" -c "fsync" \
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$SCRATCH_MNT/data >> $seqres.full 2>&1
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$XFS_IO_PROG -f -c "pwrite 0 10M" -c "fsync" \
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$SCRATCH_MNT/data >> $seqres.full 2>&1
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_extent_count $SCRATCH_MNT/data
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status=0
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exit
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