blob: ce5c53aa24de947ffba975cee398fe043b4a85b0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# FSQA Test No. 304
#
# Ext4 defragmentation stress test
# Several threads perform defragmentation at random position
# using 'inplace' mode (allocate and free blocks inside defrag event)
# which significantly improve load pressure on block allocator.
. ./common/preamble
_begin_fstest aio auto ioctl rw stress defrag
fio_config=$tmp.fio
# Import common functions.
. ./common/filter
. ./common/defrag
# real QA test starts here
_supported_fs ext4
_require_scratch
_require_defrag
_require_odirect
BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
# We need space for 2 files (test file, and donor one)
# reserve 30% in order to avoid ENOSPC
FILE_SIZE=$((BLK_DEV_SIZE * (512 / (2 + 1))))
cat >$fio_config <<EOF
# Common e4defrag regression tests
[global]
ioengine=ioe_e4defrag
iodepth=1
directory=${SCRATCH_MNT}
filesize=${FILE_SIZE}
size=999G
buffered=0
fadvise_hint=0
continue_on_error=write
ignore_error=,EINVAL:61
#################################
# Test4
# Stress test defragmentation engine
# Several threads perform defragmentation at random position
# use inplace=1 will allocate and free blocks inside defrag event
# which highly increase defragmentation
[defrag-fuzzer]
ioengine=e4defrag
iodepth=1
bs=8k
donorname=test4.def
filename=test4
inplace=1
rw=randwrite
numjobs=4*${LOAD_FACTOR}
runtime=30*${TIME_FACTOR}
time_based
[aio-dio-verifier]
ioengine=libaio
iodepth=128
iomem_align=4k
numjobs=1
verify=crc32c-intel
verify_fatal=1
verify_dump=1
verify_backlog=1024
verify_async=1
verifysort=1
direct=1
bs=64k
rw=write
filename=test4
runtime=30*${TIME_FACTOR}
time_based
EOF
_workout()
{
echo ""
echo " Start defragment activity"
echo ""
cat $fio_config >> $seqres.full
run_check $FIO_PROG $fio_config
}
_require_fio $fio_config
_scratch_mkfs >> $seqres.full 2>&1
_scratch_mount
if ! _workout; then
_scratch_unmount 2>/dev/null
exit
fi
if ! _scratch_unmount; then
echo "failed to umount"
status=1
exit
fi
status=0
exit
|
