mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Junho Ryu
4a5cda8102
Several tests unmount then re-mount the scratch filesystem, to check that the content is unchanged; but unmounting a tmpfs is designed to lose its content, which causes such tests to fail unnecessarily. Signed-off-by: Hugh Dickins <hughd@google.com> Signed-off-by: Junho Ryu <jayr@google.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
79 lines
2.0 KiB
Bash
Executable File
79 lines
2.0 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 226
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#
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# Test for prealloc space leaks by rewriting the same file in a loop
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2009 Eric Sandeen. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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#-----------------------------------------------------------------------
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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 "rm -f $tmp.*; 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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_supported_fs generic
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_supported_os Linux IRIX
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_require_scratch
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_require_odirect
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# real QA test starts here
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rm -f $seqres.full
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_scratch_unmount 2>/dev/null
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echo "--> mkfs 256m filesystem"
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_scratch_mkfs_sized `expr 256 \* 1024 \* 1024` >> $seqres.full 2>&1
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_scratch_mount
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loops=16
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# Buffer size argument supplied to xfs_io "pwrite" command
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buffer="-b $(expr 512 \* 1024)"
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echo "--> $loops buffered 64m writes in a loop"
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for I in `seq 1 $loops`; do
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echo -n "$I "
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$XFS_IO_PROG -f \
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-c "pwrite ${buffer} 0 64m" $SCRATCH_MNT/test >> $seqres.full
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rm -f $SCRATCH_MNT/test
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done
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echo
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_scratch_cycle_mount
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echo "--> $loops direct 64m writes in a loop"
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for I in `seq 1 $loops`; do
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echo -n "$I "
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$XFS_IO_PROG -f -d \
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-c "pwrite ${buffer} 0 64m" $SCRATCH_MNT/test >> $seqres.full
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rm -f $SCRATCH_MNT/test
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done
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echo
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_scratch_unmount
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status=0
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exit
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