2015-08-04 14:10:49 +10:00
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#! /bin/bash
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2018-06-09 11:35:42 +10:00
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2015 Fujitsu. All Rights Reserved.
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#
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2015-08-04 14:10:49 +10:00
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# FS QA Test No. 102
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#
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# TEST busy loop of write and delete in a filesystem.
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# Sometimes writes will failed on NO_SPACE when disk almost full
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# in btrfs. It is long-term problem since very beginning for btrfs
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#
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# This issue was fixed by the patchset named:
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#
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# btrfs: Fix no_space on dd and rm loop < from zhaolei@cn.fujitsu.com >
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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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tmp=/tmp/$$
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status=1
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trap "exit \$status" 0 1 2 3 15
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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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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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_require_scratch
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rm -f $seqres.full
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dev_size=$((512 * 1024 * 1024)) # 512MB filesystem
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_scratch_mkfs_sized $dev_size >>$seqres.full 2>&1
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_scratch_mount
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for ((i = 0; i < 10; i++)); do
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echo "loop $i" >>$seqres.full
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$XFS_IO_PROG -f -c "pwrite -b 1m 0 400m" "$SCRATCH_MNT"/file | \
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_filter_xfs_io | _filter_scratch
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rm -f "$SCRATCH_MNT"/file
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done
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status=0
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exit
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