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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Christoph Hellwig
09e94f84d9
The always_cow mode can't usefull preallocate space gіven that it always has to write out of place, and thus will reject falloc or ioctl calls to preallocate space in a file. Add explicit checks for preallocation support in various XFS-specific tests to support this. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
71 lines
1.4 KiB
Bash
Executable File
71 lines
1.4 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2007 Silicon Graphics, Inc. All Rights Reserved.
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#
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# FSQA Test No. 167
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#
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# unwritten extent conversion test
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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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rm -f $seqres.full
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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$KILLALL_PROG -r -q -TERM fsstress 2> /dev/null
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wait # ensures all fsstress processes died
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}
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workout()
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{
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procs=100
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nops=15000
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FSSTRESS_ARGS=`_scale_fsstress_args -d $SCRATCH_MNT -p $procs -n $nops \
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$FSSTRESS_AVOID`
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$FSSTRESS_PROG $FSSTRESS_ARGS >> $seqres.full &
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sleep 2
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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_require_command "$KILLALL_PROG" killall
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_require_xfs_io_command "falloc"
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_require_scratch
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_scratch_mkfs_xfs >/dev/null 2>&1
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_scratch_mount
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# fast devices can consume disk space at a rate of 1GB every 5s via the
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# background workload. With 50 test loops, at 1 second per loop, that means we
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# need at least 10GB of disk space to ensure this test will not fail with ENOSPC
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# errors.
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_require_fs_space $SCRATCH_MNT 10485760
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TEST_FILE=$SCRATCH_MNT/test_file
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TEST_PROG=$here/src/unwritten_sync
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LOOPS=50
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echo "*** test unwritten extent conversion under heavy I/O"
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workout
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rm -f $TEST_FILE
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$TEST_PROG $LOOPS $TEST_FILE
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echo " *** test done"
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status=0
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exit
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