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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2007 Silicon Graphics, Inc. All Rights Reserved.
#
# FSQA Test No. 167
#
# unwritten extent conversion test
#
. ./common/preamble
_begin_fstest rw metadata auto stress prealloc
# Override the default cleanup function.
_cleanup()
{
$KILLALL_PROG -r -q -TERM fsstress 2> /dev/null
wait # ensures all fsstress processes died
}
workout()
{
procs=100
nops=15000
FSSTRESS_ARGS=`_scale_fsstress_args -d $SCRATCH_MNT -p $procs -n $nops \
$FSSTRESS_AVOID`
$FSSTRESS_PROG $FSSTRESS_ARGS >> $seqres.full &
sleep 2
}
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs xfs
_require_command "$KILLALL_PROG" killall
_require_xfs_io_command "falloc"
_require_scratch
_scratch_mkfs_xfs >/dev/null 2>&1
_scratch_mount
# fast devices can consume disk space at a rate of 1GB every 5s via the
# background workload. With 50 test loops, at 1 second per loop, that means we
# need at least 10GB of disk space to ensure this test will not fail with ENOSPC
# errors.
_require_fs_space $SCRATCH_MNT 10485760
TEST_FILE=$SCRATCH_MNT/test_file
TEST_PROG=$here/src/unwritten_sync
LOOPS=$((5 * $TIME_FACTOR))
echo "*** test unwritten extent conversion under heavy I/O"
rm -f $TEST_FILE
workout
$TEST_PROG $LOOPS $TEST_FILE
echo " *** test done"
status=0
exit
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