fio测试IO工具

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fio测试IO工具

下载地址：

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https://brick.kernel.dk/snaps/fio-2.1.10.tar.gz

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fio-2.1.10.tar.gz

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admin

[root@testssd ~]# tar -zxvf fio-2.1.10.tar.gz     解压fio
  n. A2 E; Y0 a; v4 Jfio-2.1.10/

安装gcc gcc-c++  make
* r: M% K2 b& T& X: Z5 t# yum install -y gcc gcc-c++ make

admin

[root@test1hhd fio-2.1.10]# ./configure
* S; M; Q) |! v7 T3 X/ b6 SOperating system              Linux
$ l! U8 T. |3 b9 U+ `) O% E1 YCPU                           x86_64
5 I3 T3 r! Q6 p& s. {; sBig endian                    no
Compiler                      gcc
" t+ ?" @7 v% V# S& F, A/ ?Cross compile                 no

Wordsize                      64
zlib                          no
; V% Z5 Y) h; u0 x, @& i$ [Linux AIO support             no
2 K, T* g/ {) X( s' UPOSIX AIO support             yes
) B/ i& {, f, |* N: d/ MPOSIX AIO support needs -lrt  yes
POSIX AIO fsync               yes
Solaris AIO support           no
5 p4 \2 i2 c: }# {, p2 M' P__sync_fetch_and_add          yes
libverbs                      no
7 y/ o! L* A5 V  K+ W6 vrdmacm                        no
3 m3 u. w4 u# |, v& l! MLinux fallocate               yes
POSIX fadvise                 yes
POSIX fallocate               yes
- \8 Q  E+ Q: ]) Xsched_setaffinity(3 arg)      yes
sched_setaffinity(2 arg)      no
clock_gettime                 yes
CLOCK_MONOTONIC               yes
5 `( g7 q1 N: W4 J8 v  S0 ?CLOCK_MONOTONIC_PRECISE       no
9 ^3 V# o; ]1 u3 k2 H5 f+ q) vgettimeofday                  yes
fdatasync                     yes
' z" \' ?; x! }( u5 a4 Rsync_file_range               yes
EXT4 move extent              yes
Linux splice(2)               yes
GUASI                         no
Fusion-io atomic engine       no
/ ]/ h: X8 J5 W5 X, m: Ilibnuma                       no
. Z$ z8 q% ?. Cstrsep                        yes
strcasestr                    yes
( h, T0 k+ {% bgetopt_long_only()            yes
inet_aton                     yes
: I2 k) J+ `+ \: y3 u5 isocklen_t                     yes
__thread                      yes
$ j) S  C& z) n! igtk 2.18 or higher            no
RUSAGE_THREAD                 yes
  L+ N+ W" e' h6 _4 [% E* |+ ?SCHED_IDLE                    yes
0 ~) W1 K, P) yTCP_NODELAY                   yes
RLIMIT_MEMLOCK                yes
, ?+ F) c) U% p( `9 _pwritev/preadv                yes
IPv6 helpers                  yes
Rados Block Device engine     no
setvbuf                       yes
Gluster API engine            no
1 Q+ d2 k% s: R7 o- g! Q6 ^Gluster API use fadvise       no
: u7 `% Q7 [- c* l7 J( as390_z196_facilities          no

admin

[root@test1hhd fio-2.1.10]# make
  T/ h  g/ C7 ~FIO_VERSION = fio-2.1.10
1 ~* S1 A! s6 ^  ]9 v    CC gettime.o
1 p/ S6 [4 O# N  ^* M3 h9 m    CC ioengines.o
    CC init.o
0 z) A3 O( V8 B* J    CC stat.o
6 _. }, p: ~6 t; a) y1 }# ]    CC log.o
    CC time.o
$ }- a/ ]" u3 ~/ C1 m    CC filesetup.o
    CC eta.o
    CC verify.o
8 q! }- s' j! l    CC memory.o
% {! \4 v+ y, B' }    CC io_u.o
9 x1 @1 N& G$ t) a3 ?/ K& |    CC parse.o
1 b  U7 c: w) @: ?! j5 R    CC mutex.o
    CC options.o
# D5 q6 y* W3 ^  Q, g    CC lib/rbtree.o
    CC smalloc.o
3 Z/ G* J8 B/ ^$ s- ?! l" S) w    CC filehash.o
    CC profile.o
    CC debug.o
$ U- U; D2 }  c$ W3 S1 n" C    CC lib/rand.o
0 M! @' k( G7 S) g( {1 I    CC lib/num2str.o
/ b% r& V) C8 T0 F    CC lib/ieee754.o
, |; V. K5 o% y. R: \8 o! _    CC crc/crc16.o
    CC crc/sha512.o
    CC crc/crc7.o
    CC crc/sha1.o
+ D+ c2 E) G% y0 y: M  V    CC crc/crc32c.o
; C7 x! _% Y8 ?( f    CC crc/crc32.o
1 O' ~) y, N7 r& f9 Y    CC crc/crc32c-intel.o
    CC crc/xxhash.o
- J8 v0 X' U- y- b$ H0 w0 ^1 o    CC crc/test.o
+ _/ E* U* h- t: R    CC crc/sha256.o
    CC crc/md5.o
    CC crc/crc64.o
    CC engines/cpu.o
    CC engines/mmap.o
    CC engines/sync.o
* U1 ?" I/ N  p    CC engines/null.o
    CC engines/net.o
9 R' W# j  X# V- p- K    CC memalign.o
    CC server.o
$ d9 H; ~! Y! Y0 l( r    CC client.o
    CC iolog.o
    CC backend.o
    CC libfio.o
    CC flow.o
    CC cconv.o
    CC lib/prio_tree.o
    CC json.o
: Y! [% r& q/ e2 p    CC lib/zipf.o
* T- A! ]: `5 z& g& x    CC lib/axmap.o
# p2 K5 M9 f# @$ L3 p9 J# V    CC lib/lfsr.o
    CC gettime-thread.o
3 p2 b1 C  ?% X: C/ o& R! \$ X: i& [    CC helpers.o
" G7 N/ X, T/ ]* L    CC lib/flist_sort.o
    CC lib/hweight.o
    CC lib/getrusage.o
    CC idletime.o
3 @1 a! [2 I3 a5 o* r" C* z    CC td_error.o
/ _- S* n+ j3 V: s    CC profiles/tiobench.o
    CC profiles/act.o
    CC io_u_queue.o
    CC filelock.o
    CC engines/posixaio.o
! u0 V: T' ]9 Q# Y: E    CC engines/falloc.o
( j: G& p! U! C5 L+ s9 O    CC engines/e4defrag.o
7 y$ w; f5 [6 F- j3 ^6 ]    CC engines/splice.o
    CC diskutil.o
. }+ _1 H- B' X1 b# _    CC fifo.o
    CC blktrace.o
    CC cgroup.o
    CC trim.o
5 g8 C2 H, N# ?    CC engines/sg.o
, Y! W" z0 o  f5 [    CC engines/binject.o
/ y/ w6 [2 K; i0 y" }/ h1 {    CC fio.o
; x' m$ s' D7 U1 V# i    LINK fio
[root@test1hhd fio-2.1.10]#  make install
install -m 755 -d /usr/local/bin
install fio tools/fio_generate_plots tools/plot/fio2gnuplot tools/genfio /usr/local/bin
' a# ~* D/ c3 p4 A9 X, z, iinstall -m 755 -d /usr/local/man/man1
install -m 644 fio.1 /usr/local/man/man1
( e" a; ~1 R4 X( \1 p1 u" Yinstall -m 644 tools/fio_generate_plots.1 /usr/local/man/man1
install -m 644 tools/plot/fio2gnuplot.1 /usr/local/man/man1
install -m 755 -d /usr/local/share/fio
8 z3 r* D6 j0 p- Vinstall -m 644 tools/plot/*gpm /usr/local/share/fio/

admin

[root@test1hhd ~]# fio -filename=/dev/vda  -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=rand_100read_4k
' K2 t$ |( z* J1 ~4 T/ _7 g; qrand_100read_4k: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=psync, iodepth=1
...
0 I3 {' b. b: ffio-2.1.10
& `$ Y# ~; B0 Y4 _Starting 50 threads
Jobs: 50 (f=50): [rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr] [11.0% done] [12671KB/0KB/0KB /s] [3167/0/0 iops] [eta 02m:41sJobs: 50 (f=50): [rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr] [11.6% done] [14601KB/0KB/0KB /s] [3650/0/0 iops] [eta 02m:40sJobs: 50 (f=50): [rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr] [12.2% done] [7948KB/0KB/0KB /s] [1987/0/0 iops] [eta 02m:39s]Jobs: 6 (f=6): [___rr___r_________________r__________________r___r] [2.2% done] [163KB/0KB/0KB /s] [40/0/0 iops] [eta 02h:12m:01s]]
7 o% ]2 _6 u" Erand_100read_4k: (groupid=0, jobs=50): err= 0: pid=19880: Mon Jun 20 13:42:03 2022
  q4 g0 B4 F5 c( g  read : io=840436KB, bw=4634.1KB/s, iops=1158, runt=181327msec
- J/ W8 c  n$ V7 j    clat (usec): min=308, max=3703.3K, avg=42907.91, stdev=175774.03
0 }8 X+ a2 o5 O  ?: i     lat (usec): min=308, max=3703.3K, avg=42908.22, stdev=175774.04
    clat percentiles (usec):
     |  1.00th=[  402],  5.00th=[  450], 10.00th=[  482], 20.00th=[  532],
     | 30.00th=[  572], 40.00th=[  612], 50.00th=[  684], 60.00th=[ 1688],
     | 70.00th=[ 7776], 80.00th=[30848], 90.00th=[93696], 95.00th=[195584],
     | 99.00th=[700416], 99.50th=[1335296], 99.90th=[2473984], 99.95th=[2867200],
; m( g' p5 _. u" E     | 99.99th=[3293184]
3 ~, h9 g3 Z4 ^    bw (KB  /s): min=    1, max=  810, per=2.59%, avg=119.98, stdev=103.34
0 D1 H5 C* R6 U4 C9 v    lat (usec) : 500=13.52%, 750=41.62%, 1000=3.46%
    lat (msec) : 2=1.79%, 4=4.13%, 10=6.84%, 20=4.77%, 50=8.64%
. v6 K5 S$ _/ z1 C) _) R, Y    lat (msec) : 100=5.68%, 250=5.93%, 500=2.12%, 750=0.58%, 1000=0.24%
    lat (msec) : 2000=0.49%, >=2000=0.20%
  cpu          : usr=0.04%, sys=0.06%, ctx=210142, majf=0, minf=59
  b6 t- X$ F' r: |) ~% }  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
2 ~! N& V' r- a6 k+ z/ i     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
2 n7 |3 u  |* H4 d3 L6 |( `6 G     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=210109/w=0/d=0, short=r=0/w=0/d=0
1 H0 n- a1 @* u! b, z     latency   : target=0, window=0, percentile=100.00%, depth=1
& H8 [4 z" N: [* s$ G7 V
; C4 ?/ @, T& B- t! w2 BRun status group 0 (all jobs):
3 E' Y. c( X2 ]& L) O# k' I   READ: io=840436KB, aggrb=4634KB/s, minb=4634KB/s, maxb=4634KB/s, mint=181327msec, maxt=181327msec
" t7 U  @  B# I4 x  Q( S  B
" e' J9 w* y4 i) fDisk stats (read/write):
7 Y. u# Q8 q& Q  vda: ios=210103/28, merge=0/2, ticks=8996207/20602, in_queue=8914609, util=98.70%

admin

fio -filename=/dev/vda  -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=rand_100read_4k
fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=rand_100write_4k
" B$ _9 Z4 _5 U* F2 M4 w- f
) D6 F* p5 l- X  {- @fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=sqe_100read_4k

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测试场景：

　　100%随机，100%读， 4K
& J& T. f. h' a, K; f% t  P　　fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=rand_100read_4k

　　100%随机，100%写， 4K
0 B) |; o5 M' s9 |" N4 n. X　　fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=rand_100write_4k

　　100%顺序，100%读 ，4K
) H. x- K( E( ^' u　　fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=sqe_100read_4k

　　100%顺序，100%写 ，4K
　　fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=sqe_100write_4k

　　100%随机，70%读，30%写 4K
( \# W# G" M$ A1 t7 k% a; l8 G! |5 |　　fio -filename=/dev/vda -direct=1 -iodepth 1 -thread -rw=randrw -rwmixread=70 -ioengine=psync -bs=4k -size=1000G -numjobs=50 -runtime=180 -group_reporting -name=randrw_70read_4k

admin

[root@testssd ~]# fio -ioengine=libaio -bs=16k -direct=1 -thread -rw=read -size=1G -filename=test.img -name="test" -iodepth=1 -time_based -runtime=60 -numjobs=16 -group_reporting
% r5 `3 s5 T+ }: r3 e/ m5 Z9 q4 Zfio: engine libaio not loadable
/ h. e1 w- Y! }+ Q1 a0 Bfio: failed to load engine libaio
[root@testssd ~]# fio -filename=/dev/vda -ioengine=libaio -bs=16k -direct=1 -thread -rw=read -size=1G -filename=test.img -name="test" -iodepth=1 -time_based -runtime=60 -numjobs=16 -group_reporting
+ f! L+ C4 [6 cfio: engine libaio not loadable
fio: failed to load engine libaio
[root@testssd ~]# fio -filename=/dev/vda  -bs=16k -direct=1 -thread -rw=read -size=1G -filename=test.img -name="test" -iodepth=1 -time_based -runtime=60 -numjobs=16 -group_reporting
% a) O, W. z' l. @7 }* s- E5 otest: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1
' G: b  Z4 S1 z...
% X- E1 F% s1 A, mfio-2.1.10
Starting 16 threads
test: Laying out IO file(s) (1 file(s) / 512MB)
4 C* l% h& q2 T! n6 F$ V  tJobs: 16 (f=32): [RRRRRRRRRRRRRRRR] [100.0% done] [141.7MB/0KB/0KB /s] [9027/0/0 iops] [eta 00m:00s]
test: (groupid=0, jobs=16): err= 0: pid=21845: Mon Jun 20 14:19:25 2022
0 Q# B  y1 f2 B5 q1 D; d  read : io=8328.9MB, bw=142137KB/s, iops=8883, runt= 60004msec
    clat (usec): min=215, max=62700, avg=1798.77, stdev=1583.64
     lat (usec): min=215, max=62700, avg=1798.97, stdev=1583.65
- N( [  N8 ]$ C- B    clat percentiles (usec):
     |  1.00th=[  306],  5.00th=[  362], 10.00th=[  458], 20.00th=[  724],
( E/ g  H. c4 j+ ?, V     | 30.00th=[ 1096], 40.00th=[ 1640], 50.00th=[ 1864], 60.00th=[ 2024],
) P+ E0 y5 @$ F4 S     | 70.00th=[ 2224], 80.00th=[ 2320], 90.00th=[ 2608], 95.00th=[ 2928],
     | 99.00th=[ 6944], 99.50th=[10432], 99.90th=[22656], 99.95th=[26240],
     | 99.99th=[34560]
    bw (KB  /s): min= 2331, max=19523, per=6.25%, avg=8879.79, stdev=3417.38
' ]  _) ?6 [4 O% _    lat (usec) : 250=0.01%, 500=11.32%, 750=9.70%, 1000=7.54%
    lat (msec) : 2=30.34%, 4=39.02%, 10=1.53%, 20=0.39%, 50=0.14%
    lat (msec) : 100=0.01%
  cpu          : usr=0.29%, sys=1.34%, ctx=533068, majf=0, minf=82
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
. l9 P9 D" e1 d. @! B  l     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
, O  j# E* K7 q# d" ~! d7 a     issued    : total=r=533048/w=0/d=0, short=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=1
# H+ C( \/ i7 W# J+ z3 s
2 a. F: B9 X: y; VRun status group 0 (all jobs):
1 l, p, M2 K9 j2 Z0 H3 p   READ: io=8328.9MB, aggrb=142136KB/s, minb=142136KB/s, maxb=142136KB/s, mint=60004msec, maxt=60004msec
! C$ X; b- G- ]8 S) \) s
( c& A$ p$ T& w2 v$ A7 ADisk stats (read/write):
  vda: ios=529229/11, merge=784/1, ticks=938227/67, in_queue=936843, util=99.83%
  dm-0: ios=265320/10, merge=0/0, ticks=475542/77, in_queue=476458, util=98.64%
6 ]& @' b8 ?& z$ Z* |% _+ l: \# [[root@testssd ~]# fio   -bs=16k -direct=1 -thread -rw=read -size=1G -filename=test.img -name="test" -iodepth=1 -time_based -runtime=60 -numjobs=16 -group_reporting
6 ^, B& i4 k/ v4 {3 g+ g. m: ~5 Xtest: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1
...
fio-2.1.10
% l- ~/ b# @* o# H$ Q( z6 QStarting 16 threads
test: Laying out IO file(s) (1 file(s) / 1024MB)
Jobs: 16 (f=16): [RRRRRRRRRRRRRRRR] [100.0% done] [139.3MB/0KB/0KB /s] [8914/0/0 iops] [eta 00m:00s]
test: (groupid=0, jobs=16): err= 0: pid=21868: Mon Jun 20 14:23:39 2022
  read : io=8815.7MB, bw=150436KB/s, iops=9402, runt= 60003msec
. `' {8 |/ E: v( ?7 P7 R    clat (usec): min=255, max=44491, avg=1695.99, stdev=1232.95
     lat (usec): min=255, max=44492, avg=1696.20, stdev=1232.95
    clat percentiles (usec):
     |  1.00th=[  426],  5.00th=[  532], 10.00th=[  636], 20.00th=[  820],
7 D1 Z* V% m9 o9 j% s; ]+ Q     | 30.00th=[  948], 40.00th=[ 1176], 50.00th=[ 1688], 60.00th=[ 2192],
& W7 f2 M* n8 C5 R- G     | 70.00th=[ 2256], 80.00th=[ 2288], 90.00th=[ 2448], 95.00th=[ 2832],
1 k" B: p- H' h2 s     | 99.00th=[ 4960], 99.50th=[ 7968], 99.90th=[15808], 99.95th=[21120],
& ?. k( i* A+ ]; _% B* S& O     | 99.99th=[31360]
) k$ x" a2 B2 m! A# o& X; c    bw (KB  /s): min= 3937, max=24768, per=6.26%, avg=9414.93, stdev=3580.20
* _! l8 Z, C: |3 ^    lat (usec) : 500=3.42%, 750=12.21%, 1000=17.97%
    lat (msec) : 2=21.95%, 4=43.18%, 10=0.98%, 20=0.22%, 50=0.06%
& U6 B6 C0 f" G) l+ o  p3 D4 A0 H  cpu          : usr=0.28%, sys=1.52%, ctx=564232, majf=0, minf=82
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
; P1 a0 y9 M* X. C     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=564164/w=0/d=0, short=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=1
' O) P# k8 `3 Y) m+ b
2 S- {6 \' j$ h7 _9 {/ p8 j; [Run status group 0 (all jobs):
   READ: io=8815.7MB, aggrb=150436KB/s, minb=150436KB/s, maxb=150436KB/s, mint=60003msec, maxt=60003msec
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- m% \7 N$ I* X. qDisk stats (read/write):
    dm-0: ios=563996/9, merge=0/0, ticks=941286/41, in_queue=942042, util=99.74%, aggrios=562960/10, aggrmerge=899/1, aggrticks=939104/36, aggrin_queue=938630, aggrutil=99.65%
1 U! e& m) i/ Y& q) @6 o5 ?  vda: ios=562960/10, merge=899/1, ticks=939104/36, in_queue=938630, util=99.65%
[root@testssd ~]#

admin

测试延迟

3 o- h2 P3 V2 h  ?' K! ]" Z​ 队列深度为1，bs设置为4k，也就是模拟单个队列读写的延迟测试
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吞吐

6 d7 y. C2 b. q  F​ 队列深度为32，bs设置为128k，测试最大能力去跑满整个磁盘带宽
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iops

3 E3 u* c* A. J' B9 o. J% Z​ 队列深度为32，bs设置为4k，要在最短的时间内多去读磁盘
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小文件通常测试随机读写，大文件通常测试顺序读写。

测试顺序读IOPS

fio -name=Seq_Read_IOPS_Test -group_reporting -direct=1 -iodepth=128 -rw=read -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=4k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
- J! ]& Q0 K6 y. |6 p0 H测试顺序写IOPS
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9 n" E9 S8 I9 A" J0 Y# T' J+ |fio -name=Seq_Write_IOPS_Test -group_reporting  -direct=1 -iodepth=128 -rw=write -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=4k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
测试随机写IOPS
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) G$ L5 z2 B- A" mfio -name=Rand_Write_IOPS_Test -group_reporting -direct=1 -iodepth=128 -rw=randwrite -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=4k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
测试随机读IOPS
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fio -name=Rand_Read_IOPS_Test -group_reporting -direct=1 -iodepth=128 -rw=randread -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=4k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
测试混合读写
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. x' d1 [& K' mfio -name=Read_Write_IOPS_Test -group_reporting -direct=1 -iodepth=128 -rw=randrw -rwmixread=70 -refill_buffers -norandommap -randrepeat=0 -ioengine=libaio -bs=4k -size=10G -numjobs=1 -runtime=600 -ioscheduler=noop
测试写吞吐量
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# O" _/ v( e  ]0 t8 Yfio -name=Write_BandWidth_Test -group_reporting -direct=1 -iodepth=32 -rw=write -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=1024k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
: D, v% q8 B5 O0 ]4 W/ o测试读吞吐量

fio -name=Read_BandWidth_Test -group_reporting -direct=1 -iodepth=32 -rw=read -ioengine=libaio -refill_buffers -norandommap -randrepeat=0 -bs=1024k -size=10G -numjobs=1 -runtime=600 -filename=/dev/[device]
测试结果输出指标
. o; v0 `* x- k  m% w9 ~IOPS：每秒读/写次数，单位为次（计数）。存储设备的底层驱动类型决定了不同的 IOPS。 --> iops
吞吐量：每秒的读写数据量，单位为MB/s。 --> bw
时延：I/O 操作的发送时间到接收确认所经过的时间，单位为秒。 --> lat (msec)
runt：总运行时间