fio | 優技録

IOPS I/Oベンチマーク fio Bonnie++ 寄稿しました。 fio

# cd /usr/local/src/ && wget http://ftp.riken.jp/Linux/fedora/epel/7/x86_64/f/fio-2.2.8-2.el7.x86_64.rpm
# yum install fio-2.2.8-2.el7.x86_64.rpm

1 2	# cd /usr/local/src/ && wget http://ftp.riken.jp/Linux/fedora/epel/7/x86_64/f/fio-2.2.8-2.el7.x86_64.rpm # yum install fio-2.2.8-2.el7.x86_64.rpm

使用する

# fio -filename=/tmp/test2g -direct=1 -rw=read -bs=16k -size=2G -numjobs=64 -runtime=60 -group_reporting -name=file1
 
 
file1: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1
...
fio-2.2.8
Starting 64 processes
Jobs: 64 (f=64): [R(64)] [100.0% done] [155.7MB/0KB/0KB /s] [9960/0/0 iops] [eta 00m:00s]
file1: (groupid=0, jobs=64): err= 0: pid=15406: Thu Jul 27 11:45:42 2017
  read : io=9305.0MB, bw=158766KB/s, iops=9922, runt= 60015msec
    clat (usec): min=138, max=102028, avg=6445.47, stdev=19972.74
     lat (usec): min=139, max=102028, avg=6445.98, stdev=19972.73
    clat percentiles (usec):
     |  1.00th=[  510],  5.00th=[  692], 10.00th=[  788], 20.00th=[  892],
     | 30.00th=[  956], 40.00th=[ 1020], 50.00th=[ 1096], 60.00th=[ 1160],
     | 70.00th=[ 1224], 80.00th=[ 1368], 90.00th=[ 2832], 95.00th=[80384],
     | 99.00th=[85504], 99.50th=[87552], 99.90th=[91648], 99.95th=[94720],
     | 99.99th=[98816]
    bw (KB  /s): min= 1600, max= 3360, per=1.57%, avg=2487.20, stdev=188.20
    lat (usec) : 250=0.01%, 500=0.86%, 750=6.81%, 1000=29.57%
    lat (msec) : 2=50.78%, 4=3.80%, 10=1.68%, 20=0.06%, 100=6.45%
    lat (msec) : 250=0.01%
  cpu          : usr=0.08%, sys=0.31%, ctx=595645, majf=0, minf=2638
  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=595520/w=0/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=1
 
Run status group 0 (all jobs):
   READ: io=9305.0MB, aggrb=158765KB/s, minb=158765KB/s, maxb=158765KB/s, mint=60015msec, maxt=60015msec
 
Disk stats (read/write):
  vda: ios=600000/0, merge=0/0, ticks=3756580/0, in_queue=3979068, util=100.00%

# fio -filename=/tmp/test2g -direct=1 -rw=read -bs=16k -size=2G -numjobs=64 -runtime=60 -group_reporting -name=file1

file1: (g=0): rw=read, bs=16K-16K/16K-16K/16K-16K, ioengine=sync, iodepth=1

...

fio-2.2.8

Starting 64 processes

Jobs: 64 (f=64): [R(64)] [100.0% done] [155.7MB/0KB/0KB /s] [9960/0/0 iops] [eta 00m:00s]

file1: (groupid=0, jobs=64): err= 0: pid=15406: Thu Jul 27 11:45:42 2017

read : io=9305.0MB, bw=158766KB/s, iops=9922, runt= 60015msec

clat (usec): min=138, max=102028, avg=6445.47, stdev=19972.74

lat (usec): min=139, max=102028, avg=6445.98, stdev=19972.73

clat percentiles (usec):

| 1.00th=[ 510], 5.00th=[ 692], 10.00th=[ 788], 20.00th=[ 892],

| 30.00th=[ 956], 40.00th=[ 1020], 50.00th=[ 1096], 60.00th=[ 1160],

| 70.00th=[ 1224], 80.00th=[ 1368], 90.00th=[ 2832], 95.00th=[80384],

| 99.00th=[85504], 99.50th=[87552], 99.90th=[91648], 99.95th=[94720],

| 99.99th=[98816]

bw (KB /s): min= 1600, max= 3360, per=1.57%, avg=2487.20, stdev=188.20

lat (usec) : 250=0.01%, 500=0.86%, 750=6.81%, 1000=29.57%

lat (msec) : 2=50.78%, 4=3.80%, 10=1.68%, 20=0.06%, 100=6.45%

lat (msec) : 250=0.01%

cpu : usr=0.08%, sys=0.31%, ctx=595645, majf=0, minf=2638

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=595520/w=0/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0

latency : target=0, window=0, percentile=100.00%, depth=1

Run status group 0 (all jobs):

READ: io=9305.0MB, aggrb=158765KB/s, minb=158765KB/s, maxb=158765KB/s, mint=60015msec, maxt=60015msec

Disk stats (read/write):

vda: ios=600000/0, merge=0/0, ticks=3756580/0, in_queue=3979068, util=100.00%

IOPS

  read : io=9305.0MB, bw=158766KB/s, iops=9922, runt= 60015msec

1	read : io=9305.0MB, bw=158766KB/s, iops=9922, runt= 60015msec

IOPS=9922 16KBの書き込みを秒間9922回できる …

の続きを読む

優技録

タグ: fio

IOPS ディスクベンチ fio Bonnie++