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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Chao Yu
11d3da6a7f
There are some testcases use below two kind of commands to get file
size, generalize the second way as global function _get_filesize()
to simply codes.
1. ls -l $1 | $AWK_PROG '{print $5}'
2. stat -c %s $1
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
86 lines
2.4 KiB
Bash
Executable File
86 lines
2.4 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016, Oracle and/or its affiliates. All Rights Reserved.
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#
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# FS QA Test No. 298
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#
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# See how well reflink handles SIGKILL in the middle of a slow reflink.
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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.* $TEST_DIR/before $TEST_DIR/after
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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. ./common/reflink
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# real QA test starts here
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_supported_os Linux
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_require_scratch_reflink
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_require_cp_reflink
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_require_command "$TIMEOUT_PROG" "timeout"
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test $FSTYP == "nfs" && _notrun "NFS can't interrupt clone operations"
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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 $testdir
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echo "Create a one block file"
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blksz="$(_get_block_size $testdir)"
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_pwrite_byte 0x61 0 $blksz $testdir/file1 >> $seqres.full
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fnr=26 # 2^26 reflink extents should be enough to find a slow op?
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timeout=8 # guarantee a good long run...
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echo "Find a reflink size that takes a long time"
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truncate -s $(( (2 ** i) * blksz)) $testdir/file1
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for i in $(seq 0 $fnr); do
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echo " ++ Reflink size $i, $((2 ** i)) blocks" >> $seqres.full
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n=$(( (2 ** i) * blksz))
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touch $TEST_DIR/before
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$XFS_IO_PROG -f -c "reflink $testdir/file1 0 $n $n" $testdir/file1 >> $seqres.full 2>&1
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touch $TEST_DIR/after
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before=$(stat -c '%Y' $TEST_DIR/before)
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after=$(stat -c '%Y' $TEST_DIR/after)
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delta=$((after - before))
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test $delta -gt $timeout && break
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done
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echo "Try to kill reflink after a shorter period of time"
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kill_after=2 # give us a shorter time to die
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n=$(_get_filesize $testdir/file1)
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echo "performing kill test on $n bytes..." >> $seqres.full
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touch $TEST_DIR/before
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urk=$($TIMEOUT_PROG -s KILL ${kill_after}s $XFS_IO_PROG -f -c "reflink $testdir/file1 0 $n $n" $testdir/file1 >> $seqres.full 2>&1)
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touch $TEST_DIR/after
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before=$(stat -c '%Y' $TEST_DIR/before)
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after=$(stat -c '%Y' $TEST_DIR/after)
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delta=$((after - before))
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echo "reflink of $n bytes took $delta seconds" >> $seqres.full
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test $delta -gt $timeout && _fail "reflink didn't stop in time, n=$n t=$delta"
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echo "Check scratch fs"
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sleep 2 # give it a few seconds to actually die...
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# success, all done
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status=0
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exit
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