fio测试IO工具

admin

fio测试IO工具

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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
fio-2.1.10/
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安装gcc gcc-c++  make
0 w% F) W3 C/ p6 k3 t# yum install -y gcc gcc-c++ make
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admin

[root@test1hhd fio-2.1.10]# ./configure
* J. Z% m. X0 B1 `+ q# ?. o9 IOperating system              Linux
" |% m. U! s* ]* o2 g( u9 z3 BCPU                           x86_64
Big endian                    no
/ M( |- j* L4 \: [4 b8 j4 o* ACompiler                      gcc
Cross compile                 no
8 Q6 e$ l$ S& H. E
/ q% m; M- J' u  O+ S( hWordsize                      64
0 j3 Z$ a4 g; h; Gzlib                          no
9 c/ j0 T+ |, ILinux AIO support             no
& j# \4 ]! W: ~) ^4 zPOSIX AIO support             yes
5 y3 |& d4 ]" i& k  A1 uPOSIX AIO support needs -lrt  yes
: @4 {# B3 T# c; c+ _. OPOSIX AIO fsync               yes
! A$ O3 B6 E, V1 d! ESolaris AIO support           no
$ u) v" H: I8 ^7 u8 Z% x/ U7 G__sync_fetch_and_add          yes
libverbs                      no
rdmacm                        no
6 {  _6 e. _5 I" w! I6 Y) m0 O7 CLinux fallocate               yes
) R0 P8 {- [* w2 J0 ~0 tPOSIX fadvise                 yes
POSIX fallocate               yes
, I6 x/ z# |% V! f/ vsched_setaffinity(3 arg)      yes
sched_setaffinity(2 arg)      no
) f' s8 m  x7 Y( n6 Xclock_gettime                 yes
3 Q; O( n% `* jCLOCK_MONOTONIC               yes
1 p* y% P. o7 `5 ?5 ?CLOCK_MONOTONIC_PRECISE       no
- n' E$ X! M$ t' C/ `! d4 {* Q- t, ogettimeofday                  yes
fdatasync                     yes
+ z# K; K2 m2 H+ ~sync_file_range               yes
EXT4 move extent              yes
4 T2 @6 q6 f9 B/ H) MLinux splice(2)               yes
7 ~" P. O& ]4 r" C0 U5 aGUASI                         no
' Y4 J, F% {. u/ ]) `Fusion-io atomic engine       no
9 N7 Z6 S& B4 \2 I8 W5 L' |libnuma                       no
strsep                        yes
4 X" q7 D2 M% f3 |strcasestr                    yes
getopt_long_only()            yes
inet_aton                     yes
socklen_t                     yes
% x6 \) K) r/ {, {  Q$ o__thread                      yes
gtk 2.18 or higher            no
RUSAGE_THREAD                 yes
SCHED_IDLE                    yes
7 S) F& W& z9 F- |/ vTCP_NODELAY                   yes
RLIMIT_MEMLOCK                yes
$ {& J' @; F4 i7 h" e1 Hpwritev/preadv                yes
6 f+ e& r. @4 h3 eIPv6 helpers                  yes
Rados Block Device engine     no
! m! l; ^8 L! W7 T3 a% qsetvbuf                       yes
1 t0 s* [. R6 H9 U  }2 r% |7 WGluster API engine            no
Gluster API use fadvise       no
/ M# _+ c& a. F& P% cs390_z196_facilities          no

admin

[root@test1hhd fio-2.1.10]# make
FIO_VERSION = fio-2.1.10
    CC gettime.o
    CC ioengines.o
6 \8 `5 y/ v- A4 N( Z    CC init.o
    CC stat.o
    CC log.o
    CC time.o
    CC filesetup.o
0 M5 F: b! s; |' r    CC eta.o
0 E6 G/ J: ]: w1 X    CC verify.o
( p/ q4 A: m: o0 Y    CC memory.o
( x/ e2 P* u1 @$ z5 T; _    CC io_u.o
+ J' i0 b0 D8 Q. o) [1 }    CC parse.o
    CC mutex.o
, @5 n+ F) \3 D* I# p& L, Z6 C    CC options.o
    CC lib/rbtree.o
    CC smalloc.o
' s& d, {' i: d0 n( |# C    CC filehash.o
    CC profile.o
  I8 U: c2 v( h5 }* w( ^    CC debug.o
    CC lib/rand.o
    CC lib/num2str.o
- [/ z2 y! D& }& c& A2 Q    CC lib/ieee754.o
    CC crc/crc16.o
  w" {' g& b. Y$ c$ X0 R4 B    CC crc/sha512.o
    CC crc/crc7.o
! N6 l5 S* L4 B; x+ |- l    CC crc/sha1.o
6 h- u3 t/ T% @0 o9 \" n    CC crc/crc32c.o
+ i( K/ p9 I* S0 C% v    CC crc/crc32.o
+ @2 k. G: r/ _/ ?7 C+ I* K) c! _    CC crc/crc32c-intel.o
, E" Z) v& S$ Y- B$ w6 _) A9 X    CC crc/xxhash.o
# k/ m( F9 l3 U6 m+ O3 k. A    CC crc/test.o
    CC crc/sha256.o
    CC crc/md5.o
. I7 H9 k3 z" S- ^8 P# T+ v, I! C9 @% N    CC crc/crc64.o
    CC engines/cpu.o
+ x. \: k4 j( g! s. N+ _- u( r$ s    CC engines/mmap.o
& W" b6 Z3 x( i0 a) k  I5 }    CC engines/sync.o
& x+ z$ i/ Y& f6 s) G+ i    CC engines/null.o
! B" d% V# m, P- W* \    CC engines/net.o
+ E: K5 M9 k+ @( F3 ~    CC memalign.o
    CC server.o
    CC client.o
+ k( H8 I+ R7 |& x( C$ c* m    CC iolog.o
    CC backend.o
    CC libfio.o
    CC flow.o
" n: n! X: D8 F    CC cconv.o
    CC lib/prio_tree.o
) ]# P& V4 I; `, D; [- C; V1 J0 @    CC json.o
    CC lib/zipf.o
2 Q; O" w2 j3 v1 R" b! W# A    CC lib/axmap.o
5 `+ d& \4 v+ E" `& {. F) t: @    CC lib/lfsr.o
    CC gettime-thread.o
1 u5 G# G! e, |$ \    CC helpers.o
" `8 ?5 {" W. r! @7 z% T+ F7 Q- s    CC lib/flist_sort.o
    CC lib/hweight.o
    CC lib/getrusage.o
    CC idletime.o
8 O0 z+ j6 v3 b) E; |1 m    CC td_error.o
& d( P) g- \" a0 A& t; C    CC profiles/tiobench.o
9 g; M, E( P% R/ `: r6 W: J1 U) r    CC profiles/act.o
" W/ U) P  Q3 N" d  }  a0 a# E    CC io_u_queue.o
    CC filelock.o
    CC engines/posixaio.o
    CC engines/falloc.o
" p, W( Q- a" R7 I, ?# Q+ H8 K0 ^4 k    CC engines/e4defrag.o
9 j4 G1 T. w7 W8 |# h" ]2 k( R    CC engines/splice.o
    CC diskutil.o
% ~+ W, f" G5 ?& C2 G; L    CC fifo.o
" T. H! D# U' G3 J    CC blktrace.o
    CC cgroup.o
- Q& |% K  a- m" X/ b    CC trim.o
    CC engines/sg.o
4 r" F" W: x+ E8 g4 Q    CC engines/binject.o
1 P- x2 F- ~) B: l- k    CC fio.o
0 r& d; P* g0 @' J+ K    LINK fio
[root@test1hhd fio-2.1.10]#  make install
+ o7 k$ s2 X5 t  n8 c. x- q! }install -m 755 -d /usr/local/bin
1 m4 @+ e+ o5 P6 E$ xinstall fio tools/fio_generate_plots tools/plot/fio2gnuplot tools/genfio /usr/local/bin
install -m 755 -d /usr/local/man/man1
3 I3 x' Y' t* h5 A0 linstall -m 644 fio.1 /usr/local/man/man1
install -m 644 tools/fio_generate_plots.1 /usr/local/man/man1
0 J# M6 ~6 C& V0 M. N9 m9 `3 Minstall -m 644 tools/plot/fio2gnuplot.1 /usr/local/man/man1
install -m 755 -d /usr/local/share/fio
- G' m' p& Q, m  V" G+ ninstall -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
, E9 [2 C9 K$ h% {7 W+ urand_100read_4k: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=psync, iodepth=1
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. |% A6 a0 K. J; s: s% D8 ~fio-2.1.10
. b: M  }  z) f$ U% p8 R. [. [# UStarting 50 threads
  c5 r, j9 ~5 ?) M) O1 L! |- w$ [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]]
; u* a1 I& n9 E; L- Q# ]rand_100read_4k: (groupid=0, jobs=50): err= 0: pid=19880: Mon Jun 20 13:42:03 2022
2 ?, j8 S" t& R+ s/ E  read : io=840436KB, bw=4634.1KB/s, iops=1158, runt=181327msec
+ j$ Q; b3 c+ S* A) k% @. o# M    clat (usec): min=308, max=3703.3K, avg=42907.91, stdev=175774.03
     lat (usec): min=308, max=3703.3K, avg=42908.22, stdev=175774.04
+ A/ f2 B; h# X5 s& O# U2 Z    clat percentiles (usec):
     |  1.00th=[  402],  5.00th=[  450], 10.00th=[  482], 20.00th=[  532],
, G+ Q; v9 {. A2 C& s     | 30.00th=[  572], 40.00th=[  612], 50.00th=[  684], 60.00th=[ 1688],
1 s6 p, e! W# [8 Y/ W     | 70.00th=[ 7776], 80.00th=[30848], 90.00th=[93696], 95.00th=[195584],
     | 99.00th=[700416], 99.50th=[1335296], 99.90th=[2473984], 99.95th=[2867200],
/ e( g1 q+ v$ G" C: M9 e2 ^! W  L     | 99.99th=[3293184]
    bw (KB  /s): min=    1, max=  810, per=2.59%, avg=119.98, stdev=103.34
    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%
    lat (msec) : 100=5.68%, 250=5.93%, 500=2.12%, 750=0.58%, 1000=0.24%
* X) @# j, ?2 R$ I' n    lat (msec) : 2000=0.49%, >=2000=0.20%
  cpu          : usr=0.04%, sys=0.06%, ctx=210142, majf=0, minf=59
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
' z9 @. l* f  q' V& |0 B     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
# e( c: F, l2 s# H     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  G! j; `% @* l& \9 B6 r. ?9 p1 r     issued    : total=r=210109/w=0/d=0, short=r=0/w=0/d=0
1 t  g4 s# v# o) T8 [5 Q     latency   : target=0, window=0, percentile=100.00%, depth=1
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; D' K, A7 W( MRun status group 0 (all jobs):
   READ: io=840436KB, aggrb=4634KB/s, minb=4634KB/s, maxb=4634KB/s, mint=181327msec, maxt=181327msec

! A* d9 Z3 N, N* d0 d' r$ n: S5 C9 _Disk stats (read/write):
  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
) ]5 X" B8 p1 A) w 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

6 M  Z# G9 G# x% q: o/ x8 T* E9 jfio -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

测试场景：

　　100%随机，100%读， 4K
　　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
　　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
: w3 f6 B0 R2 S7 o! ^　　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
( T! a% ?6 X2 f  I　　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
1 _. E$ Q! ~  A$ ufio: engine libaio not loadable
' k9 B1 A9 v: y: f' t6 a. Hfio: failed to load engine libaio
, ~2 z% q1 P) H& F# V[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
fio: 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
1 Z" M) S4 `- f2 _& T" _1 ltest: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1
( I. e7 o0 d) z  K/ ?...
' h6 d. j" I% ?9 T( y) E( r8 Pfio-2.1.10
3 L; s0 ]* x0 S9 I' C% xStarting 16 threads
4 K; o& A/ u$ ^test: Laying out IO file(s) (1 file(s) / 512MB)
Jobs: 16 (f=32): [RRRRRRRRRRRRRRRR] [100.0% done] [141.7MB/0KB/0KB /s] [9027/0/0 iops] [eta 00m:00s]
3 O! ?$ T9 W# B5 f/ mtest: (groupid=0, jobs=16): err= 0: pid=21845: Mon Jun 20 14:19:25 2022
  read : io=8328.9MB, bw=142137KB/s, iops=8883, runt= 60004msec
6 y' {- L8 @2 Q7 ~    clat (usec): min=215, max=62700, avg=1798.77, stdev=1583.64
8 t* d4 V$ `1 Y# s: U     lat (usec): min=215, max=62700, avg=1798.97, stdev=1583.65
/ y. T  Q/ v1 X. A1 @7 i7 a    clat percentiles (usec):
! n9 g$ s  S4 i# {     |  1.00th=[  306],  5.00th=[  362], 10.00th=[  458], 20.00th=[  724],
% d" @3 @4 i6 O) \. E- Q( a% g     | 30.00th=[ 1096], 40.00th=[ 1640], 50.00th=[ 1864], 60.00th=[ 2024],
: O. X, Q& t0 e! J8 ~& X, k, f4 f     | 70.00th=[ 2224], 80.00th=[ 2320], 90.00th=[ 2608], 95.00th=[ 2928],
1 y$ T6 `5 b3 s     | 99.00th=[ 6944], 99.50th=[10432], 99.90th=[22656], 99.95th=[26240],
     | 99.99th=[34560]
* \6 ?6 W/ q4 ], u/ j( g  s7 @1 {    bw (KB  /s): min= 2331, max=19523, per=6.25%, avg=8879.79, stdev=3417.38
    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%
. u, w/ X6 v/ d( [1 X    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%
     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=533048/w=0/d=0, short=r=0/w=0/d=0
0 H9 K2 t/ Y0 A, S     latency   : target=0, window=0, percentile=100.00%, depth=1
( }7 j/ Y$ Q- p! i
Run status group 0 (all jobs):
+ C6 u" h2 `: U  X   READ: io=8328.9MB, aggrb=142136KB/s, minb=142136KB/s, maxb=142136KB/s, mint=60004msec, maxt=60004msec
4 F% G  a% ]. h: z( q; p6 [
' n# l; b& n0 _  }. }Disk stats (read/write):
  vda: ios=529229/11, merge=784/1, ticks=938227/67, in_queue=936843, util=99.83%
% z& Z2 K* l5 f! h  J$ d7 \  ^% v( P8 Q  dm-0: ios=265320/10, merge=0/0, ticks=475542/77, in_queue=476458, util=98.64%
+ F$ l, G% K+ f, m3 v* u! p& P7 v[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
test: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1
6 e0 i- U) c  [! p4 s3 Q& D3 V  c...
$ h# w$ P" u. u7 I" pfio-2.1.10
/ O$ o* F6 J. q# N; x9 n3 }, XStarting 16 threads
test: Laying out IO file(s) (1 file(s) / 1024MB)
" p5 H- L; j8 i' I1 cJobs: 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
/ ?8 ^- ~% m. H4 M5 L% B  read : io=8815.7MB, bw=150436KB/s, iops=9402, runt= 60003msec
    clat (usec): min=255, max=44491, avg=1695.99, stdev=1232.95
     lat (usec): min=255, max=44492, avg=1696.20, stdev=1232.95
5 j' q7 G2 s) O4 J0 `! B" N    clat percentiles (usec):
     |  1.00th=[  426],  5.00th=[  532], 10.00th=[  636], 20.00th=[  820],
     | 30.00th=[  948], 40.00th=[ 1176], 50.00th=[ 1688], 60.00th=[ 2192],
+ s) c% k4 O$ ^' }3 C, I     | 70.00th=[ 2256], 80.00th=[ 2288], 90.00th=[ 2448], 95.00th=[ 2832],
     | 99.00th=[ 4960], 99.50th=[ 7968], 99.90th=[15808], 99.95th=[21120],
. J! q) P1 D, E" J7 c% Y     | 99.99th=[31360]
3 o  E! d9 R# D7 n, ~0 X    bw (KB  /s): min= 3937, max=24768, per=6.26%, avg=9414.93, stdev=3580.20
4 o$ I/ h6 I. N# u( b    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%
  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%
     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
. Q4 r' K, k! h3 M; X6 d     latency   : target=0, window=0, percentile=100.00%, depth=1

Run status group 0 (all jobs):
   READ: io=8815.7MB, aggrb=150436KB/s, minb=150436KB/s, maxb=150436KB/s, mint=60003msec, maxt=60003msec

+ G7 y# T; I: SDisk stats (read/write):
- k: R: Q6 x. K, z2 l    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%
. {, n0 V$ A8 W/ h; s4 g# Y+ a  vda: ios=562960/10, merge=899/1, ticks=939104/36, in_queue=938630, util=99.65%
[root@testssd ~]#

admin

测试延迟
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3 _1 H0 t8 J( p+ |' |​ 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

​ 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
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​ 队列深度为32，bs设置为4k，要在最短的时间内多去读磁盘

  I6 @& d7 F! `: z/ \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]
3 |. k3 n0 o: w. N. z测试顺序写IOPS

$ n" V( s* X5 H5 M- jfio -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]
7 t- R* s: p/ Z% X测试随机写IOPS

5 ^/ {. O% l+ W. g/ f) |fio -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]
+ h* a0 d, X: _+ P1 m2 L8 N测试随机读IOPS

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

7 a& U- `* {6 ?fio -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
" ]8 v( X! e/ p3 N5 H( t9 o% I测试写吞吐量
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fio -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]
测试读吞吐量

+ l& `8 L$ |' \( _! Q" _( Cfio -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
, H, s% Z5 q( k+ E: y) P; QIOPS：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
$ I3 S( c: u( e( }  z  ?" @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