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apfstests/tests/generic/561
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2018 Red Hat Inc. All Rights Reserved.
#
# FS QA Test generic/561
#
# Dedup & random I/O race test, do multi-threads fsstress and dedupe on
# same directory/files
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
_cleanup()
{
cd /
rm -f $tmp.*
end_test
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/reflink
# remove previous $seqres.full before test
rm -f $seqres.full
# real QA test starts here
_supported_fs generic
_require_scratch_duperemove
_require_command "$KILLALL_PROG" killall
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount >> $seqres.full 2>&1
function end_test()
{
local f=1
# stop duperemove running
if [ -e $dupe_run ]; then
rm -f $dupe_run
$KILLALL_PROG -q $DUPEREMOVE_PROG > /dev/null 2>&1
wait $dedup_pids
fi
# Make sure all fsstress get killed
while [ $f -ne 0 ]; do
$KILLALL_PROG -q $FSSTRESS_PROG > /dev/null 2>&1
sleep 1
f=`ps -eLf | grep $FSSTRESS_PROG | grep -v "grep" | wc -l`
done
}
sleep_time=$((50 * TIME_FACTOR))
# Start fsstress
testdir="$SCRATCH_MNT/dir"
mkdir $testdir
fsstress_opts="-r -n 1000 -p $((5 * LOAD_FACTOR))"
$FSSTRESS_PROG $fsstress_opts -d $testdir -l 0 >> $seqres.full 2>&1 &
dedup_pids=""
dupe_run=$TEST_DIR/${seq}-running
# Start several dedupe processes on same directory
touch $dupe_run
for ((i = 0; i < $((2 * LOAD_FACTOR)); i++)); do
while [ -e $dupe_run ]; do
$DUPEREMOVE_PROG -dr --dedupe-options=same $testdir \
>>$seqres.full 2>&1
done 2>&1 | sed -e '/Terminated/d' &
dedup_pids="$! $dedup_pids"
done
# End the test after $sleep_time seconds
sleep $sleep_time
end_test
# umount and mount again, verify pagecache contents don't mutate and a fresh
# read from the disk also doesn't show mutations.
find $testdir -type f -exec md5sum {} \; > ${tmp}.md5sum
_scratch_cycle_mount
md5sum -c --quiet ${tmp}.md5sum
echo "Silence is golden"
status=0
exit