1,hdd随机读4k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [rrrrrrrrrr] [7.5% done] [2001K/0K /s] [500 /0
iops] [eta 15m:25s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11864
read : io=130284KB, bw=1757.6KB/s, iops=439 , runt= 74127msec
clat (usec): min=93 , max=2704.9K, avg=22711.68, stdev=88921.76
lat (usec): min=94 , max=2704.9K, avg=22711.98, stdev=88921.76
clat percentiles (usec):
502], 10.00th=[
580], 20.00th=[
| 30.00th=[
796], 40.00th=[ 1048], 50.00th=[ 7200], 60.00th=[12736],
| 70.00th=[16064], 80.00th=[18560], 90.00th=[27008], 95.00th=[79360],
| 99.00th=[362496], 99.50th=[552960], 99.90th=[1236992], 99.95th=[1794048],
| 99.99th=[2244608]
954, per=11.23%, avg=197.27, stdev=127.80
lat (usec) : 100=0.04%, 250=2.95%, 500=1.85%, 750=21.77%, 1000=12.35%
lat (msec) : 2=5.81%, 4=2.02%, 10=7.63%, 20=30.74%, 50=8.16%
lat (msec) : 100=2.63%, 250=2.47%, 500=0.97%, 750=0.31%, 1000=0.14%
lat (msec) : 2000=0.15%, &=2000=0.02%
: usr=0.30%, sys=2.01%, ctx=404501, majf=0, minf=3222
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=32571/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=130284KB, aggrb=1757KB/s, minb=1757KB/s, maxb=1757KB/s, mint=74127msec, maxt=74127msec
Disk stats (read/write):
vdc: ios=32537/2, merge=0/1, ticks=737736/416, in_queue=802740, util=99.80%
2,hdd随机读512k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randread, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randread, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [rrrrrrrrrr] [5.4% done] [48128K/0K /s] [94 /0
iops] [eta 08m:09s]
fio: terminating on signal 2
Jobs: 10 (f=10): [rrrrrrrrrr] [5.6% done] [49053K/0K /s] [95 /0
iops] [eta 08m:08s]
mytest: (groupid=0, jobs=10): err= 0: pid=11876
read : io=1300.0MB, bw=47044KB/s, iops=91 , runt= 28297msec
clat (usec): min=240 , max=3227.9K, avg=, stdev=
lat (usec): min=240 , max=3227.9K, avg=, stdev=
clat percentiles (usec):
5.00th=[ 2640], 10.00th=[ 3408], 20.00th=[17792],
| 30.00th=[43264], 40.00th=[66048], 50.00th=[82432], 60.00th=[91648],
| 70.00th=[96768], 80.00th=[104960], 90.00th=[154624], 95.00th=[264192],
| 99.00th=[1171456], 99.50th=[1941504], 99.90th=[2539520], 99.95th=[2637824],
| 99.99th=[3227648]
158, max=43858, per=11.89%, avg=5593.24, stdev=4149.58
lat (usec) : 250=0.04%, 500=1.35%, 750=0.12%
lat (msec) : 2=0.31%, 4=10.50%, 10=5.50%, 20=2.73%, 50=11.19%
lat (msec) : 100=40.23%, 250=22.62%, 500=2.77%, 750=0.88%, 1000=0.50%
lat (msec) : 2000=0.81%, &=2000=0.46%
: usr=0.17%, sys=1.05%, ctx=55457, majf=0, minf=11689
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=2600/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=1300.0MB, aggrb=47043KB/s, minb=47043KB/s, maxb=47043KB/s, mint=28297msec, maxt=28297msec
Disk stats (read/write):
vdc: ios=2599/0, merge=0/0, ticks=279384/0, in_queue=279828, util=99.76%
3，hdd顺序读4k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=read, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=read, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [RRRRRRRRRR] [4.8% done] [2000K/0K /s] [500 /0
iops] [eta 15m:52s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11888
read : io=96564KB, bw=2041.3KB/s, iops=510 , runt= 47307msec
clat (usec): min=281 , max=513977 , avg=19588.34, stdev=21694.13
lat (usec): min=282 , max=513977 , avg=19588.65, stdev=21694.13
clat percentiles (usec):
532], 10.00th=[ 1112], 20.00th=[19584],
| 30.00th=[19584], 40.00th=[19584], 50.00th=[19840], 60.00th=[19840],
| 70.00th=[20352], 80.00th=[20608], 90.00th=[20608], 95.00th=[20864],
| 99.00th=[54016], 99.50th=[134144], 99.90th=[362496], 99.95th=[477184],
| 99.99th=[509952]
594, per=10.14%, avg=207.05, stdev=73.31
lat (usec) : 500=3.80%, 750=4.34%, 1000=1.53%
lat (msec) : 2=0.76%, 4=0.24%, 10=0.54%, 20=51.10%, 50=36.56%
lat (msec) : 100=0.56%, 250=0.33%, 500=0.22%, 750=0.03%
: usr=0.56%, sys=1.54%, ctx=290985, majf=0, minf=2116
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=24141/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=96564KB, aggrb=2041KB/s, minb=2041KB/s, maxb=2041KB/s, mint=47307msec, maxt=47307msec
Disk stats (read/write):
vdc: ios=24113/0, merge=0/0, ticks=471040/0, in_queue=471080, util=99.90%
4,hdd顺序读512k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=read, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=read, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [RRRRRRRRRR] [5.6% done] [50075K/0K /s] [97 /0
iops] [eta 09m:13s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11900
read : io=1615.6MB, bw=50401KB/s, iops=98 , runt= 32822msec
clat (usec): min=254 , max=1322.3K, avg=, stdev=
lat (usec): min=254 , max=1322.3K, avg=, stdev=
clat percentiles (usec):
5.00th=[ 3376], 10.00th=[10304], 20.00th=[10432],
| 30.00th=[11200], 40.00th=[21120], 50.00th=[31360], 60.00th=[41216],
| 70.00th=[42240], 80.00th=[85504], 90.00th=[333824], 95.00th=[522240],
| 99.00th=[929792], 99.50th=[1028096], 99.90th=[1236992], 99.95th=[1318912],
| 99.99th=[1318912]
435, max=19497, per=10.90%, avg=5494.20, stdev=3456.34
lat (usec) : 500=1.64%, 750=0.12%, 1000=0.12%
lat (msec) : 2=0.34%, 4=2.91%, 10=3.62%, 20=23.06%, 50=40.76%
lat (msec) : 100=7.77%, 250=6.38%, 500=8.02%, 750=3.37%, 1000=1.21%
lat (msec) : 2000=0.68%
: usr=0.15%, sys=1.12%, ctx=66660, majf=0, minf=11746
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=3231/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=1615.6MB, aggrb=50401KB/s, minb=50401KB/s, maxb=50401KB/s, mint=32822msec, maxt=32822msec
Disk stats (read/write):
vdc: ios=3477/0, merge=0/0, ticks=355776/0, in_queue=356148, util=99.83%
5,hdd随机写4k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [wwwwwwwwww] [3.3% done] [0K/1705K /s] [0 /426
iops] [eta 16m:08s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11912
write: io=66972KB, bw=2057.9KB/s, iops=514 , runt= 32545msec
clat (usec): min=96 , max=2090.2K, avg=19428.67, stdev=
lat (usec): min=96 , max=2090.2K, avg=19429.02, stdev=
clat percentiles (usec):
113], 10.00th=[
129], 20.00th=[ 1192],
| 30.00th=[ 1240], 40.00th=[ 2192], 50.00th=[ 2192], 60.00th=[ 2224],
| 70.00th=[ 2224], 80.00th=[ 2224], 90.00th=[ 2256], 95.00th=[ 2320],
| 99.00th=[1056768], 99.50th=[1171456], 99.90th=[1662976], 99.95th=[1810432],
| 99.99th=[2088960]
1, max= 2016, per=10.53%, avg=216.68, stdev=226.12
lat (usec) : 100=0.23%, 250=14.52%, 500=0.41%, 750=0.04%, 1000=0.02%
lat (msec) : 2=19.29%, 4=63.71%, 10=0.13%, 20=0.01%, 50=0.03%
lat (msec) : 100=0.02%, 250=0.02%, 500=0.06%, 750=0.06%, 1000=0.20%
lat (msec) : 2000=1.23%, &=2000=0.02%
: usr=0.63%, sys=1.72%, ctx=371019, majf=0, minf=1425
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=16743/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=66972KB, aggrb=2057KB/s, minb=2057KB/s, maxb=2057KB/s, mint=32545msec, maxt=32545msec
Disk stats (read/write):
vdc: ios=0/16721, merge=0/5, ticks=0/48904, in_queue=52896, util=99.77%
6,hdd随机写512k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randwrite, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randwrite, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [wwwwwwwwww] [8.8% done] [0K/49416K /s] [0 /96
iops] [eta 07m:35s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11926
write: io=2144.0MB, bw=50284KB/s, iops=98 , runt= 43661msec
clat (usec): min=271 , max=2854.9K, avg=, stdev=
lat (usec): min=275 , max=2854.2K, avg=, stdev=
clat percentiles (usec):
5.00th=[ 9408], 10.00th=[ 9536], 20.00th=[10048],
| 30.00th=[10432], 40.00th=[10432], 50.00th=[10432], 60.00th=[10560],
| 70.00th=[10560], 80.00th=[10688], 90.00th=[11072], 95.00th=[11840],
| 99.00th=[2441216], 99.50th=[2605056], 99.90th=[2768896], 99.95th=[2834432],
| 99.99th=[2867200]
197, max=49192, per=10.99%, avg=5528.14, stdev=5562.64
lat (usec) : 500=1.82%, 750=0.37%, 1000=0.09%
lat (msec) : 2=0.07%, 4=0.02%, 10=16.30%, 20=76.73%, 50=0.26%
lat (msec) : 100=0.05%, 250=0.05%, 500=0.05%, 1000=0.09%, 2000=0.91%
lat (msec) : &=2000=3.19%
: usr=0.21%, sys=1.00%, ctx=132715, majf=0, minf=7172
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=4288/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=2144.0MB, aggrb=50284KB/s, minb=50284KB/s, maxb=50284KB/s, mint=43661msec, maxt=43661msec
Disk stats (read/write):
vdc: ios=0/4287, merge=0/8, ticks=0/50252, in_queue=50240, util=99.20%
7,hdd顺序写4k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [WWWWWWWWWW] [2.9% done] [0K/2001K /s] [0 /500
iops] [eta 16m:12s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11941
write: io=58736KB, bw=2069.5KB/s, iops=517 , runt= 28388msec
clat (usec): min=127 , max=2797.5K, avg=19322.39, stdev=
lat (usec): min=127 , max=2797.5K, avg=19322.76, stdev=
clat percentiles (usec):
5.00th=[ 1192], 10.00th=[ 1240], 20.00th=[ 1304],
| 30.00th=[ 1448], 40.00th=[ 2224], 50.00th=[ 2224], 60.00th=[ 2256],
| 70.00th=[ 2288], 80.00th=[ 2320], 90.00th=[ 2384], 95.00th=[ 2448],
| 99.00th=[1138688], 99.50th=[1236992], 99.90th=[1433600], 99.95th=[2244608],
| 99.99th=[2736128]
1, max= 2003, per=11.51%, avg=238.06, stdev=352.63
lat (usec) : 250=3.36%, 500=0.75%, 750=0.02%, 1000=0.01%
lat (msec) : 2=27.67%, 4=66.55%, 10=0.08%, 20=0.03%, 50=0.02%
lat (msec) : 100=0.01%, 250=0.05%, 500=0.01%, 750=0.05%, 1000=0.19%
lat (msec) : 2000=1.12%, &=2000=0.06%
: usr=0.32%, sys=2.03%, ctx=325115, majf=0, minf=1331
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=14684/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=58736KB, aggrb=2069KB/s, minb=2069KB/s, maxb=2069KB/s, mint=28388msec, maxt=28388msec
Disk stats (read/write):
vdc: ios=0/14607, merge=0/5, ticks=0/28580, in_queue=28552, util=96.44%
8,hdd顺序写512k
root@demo-2:/mnt/hdd# fio -filename=/mnt/hdd/2G.file -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=write, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=write, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [WWWWWWWWWW] [6.9% done] [0K/49664K /s] [0 /97
iops] [eta 07m:36s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11953
write: io=1640.6MB, bw=50644KB/s, iops=98 , runt= 33170msec
clat (usec): min=248 , max=3259.8K, avg=, stdev=
lat (usec): min=258 , max=3259.8K, avg=, stdev=
clat percentiles (usec):
5.00th=[ 9408], 10.00th=[ 9792], 20.00th=[10432],
| 30.00th=[10432], 40.00th=[10432], 50.00th=[10432], 60.00th=[10432],
| 70.00th=[10432], 80.00th=[10560], 90.00th=[10560], 95.00th=[11328],
| 99.00th=[2998272], 99.50th=[3129344], 99.90th=[3194880], 99.95th=[3227648],
| 99.99th=[3260416]
157, max=49192, per=11.52%, avg=5836.43, stdev=6423.33
lat (usec) : 250=0.03%, 500=2.93%, 750=0.03%, 1000=0.03%
lat (msec) : 10=7.62%, 20=85.71%, 50=0.03%, 100=0.03%, 250=0.03%
lat (msec) : 500=0.06%, 750=0.03%, 1000=0.06%, 2000=0.34%, &=2000=3.08%
: usr=0.28%, sys=0.90%, ctx=101213, majf=0, minf=6879
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=3281/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=1640.6MB, aggrb=50644KB/s, minb=50644KB/s, maxb=50644KB/s, mint=33170msec, maxt=33170msec
Disk stats (read/write):
vdc: ios=0/3277, merge=0/6, ticks=0/37332, in_queue=37332, util=99.12%
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(2)(3)(4)(5)(10)(9)(10)(8)(5)(28)(7)(10)(35)apt-get install fio
dd if=/dev/zero of=2G.file bs=1G count=2
fio -filename=/mnt/dmcache/chenming.log -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=16k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
3,ssd随机读4k
fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
mytest: Laying out IO file(s) (1 file(s) / 2048MB)
^Cbs: 10 (f=10): [rrrrrrrrrr] [8.4% done] [6408K/0K /s] [1602 /0
iops] [eta 15m:16s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11710
read : io=541852KB, bw=6475.2KB/s, iops=1618 , runt= 83682msec
clat (usec): min=109 , max=59439 , avg=6173.66, stdev=1276.72
lat (usec): min=110 , max=59440 , avg=6173.96, stdev=1276.71
clat percentiles (usec):
1.00th=[ 1224],
5.00th=[ 4640], 10.00th=[ 5152], 20.00th=[ 5600],
| 30.00th=[ 5856], 40.00th=[ 6048], 50.00th=[ 6176], 60.00th=[ 6368],
| 70.00th=[ 6560], 80.00th=[ 6816], 90.00th=[ 7200], 95.00th=[ 7712],
| 99.00th=[ 9920], 99.50th=[10944], 99.90th=[13760], 99.95th=[15168],
| 99.99th=[27776]
592, max= 2019, per=10.00%, avg=647.72, stdev=97.77
lat (usec) : 250=0.03%, 500=0.06%, 750=0.10%, 1000=0.38%
lat (msec) : 2=1.13%, 4=1.43%, 10=95.90%, 20=0.95%, 50=0.01%
lat (msec) : 100=0.01%
: usr=1.26%, sys=4.56%, ctx=1445122, majf=0, minf=3596
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=135463/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=541852KB, aggrb=6475KB/s, minb=6475KB/s, maxb=6475KB/s, mint=83682msec, maxt=83682msec
Disk stats (read/write):
vdb: ios=135349/2, merge=0/16, ticks=830612/4, in_queue=1233332, util=100.00%
4,ssd随机读写512k
fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randread -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randread, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randread, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [rrrrrrrrrr] [15.9% done] [91976K/0K /s] [179 /0
iops] [eta 03m:10s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11722
read : io=3248.6MB, bw=94722KB/s, iops=185 , runt= 35118msec
clat (usec): min=305 , max=243343 , avg=54005.99, stdev=11215.77
lat (usec): min=306 , max=243344 , avg=54006.34, stdev=11215.77
clat percentiles (msec):
50], 10.00th=[
53], 20.00th=[
| 30.00th=[
55], 40.00th=[
56], 50.00th=[
56], 60.00th=[
| 70.00th=[
57], 80.00th=[
58], 90.00th=[
59], 95.00th=[
| 99.00th=[
62], 99.50th=[
71], 99.90th=[
186], 99.95th=[
| 99.99th=[
: min= 5965, max=32125, per=10.02%, avg=9488.05, stdev=2185.98
lat (usec) : 500=0.12%, 750=0.02%, 1000=0.11%
lat (msec) : 2=0.03%, 4=0.48%, 10=2.46%, 20=0.26%, 50=1.68%
lat (msec) : 100=94.63%, 250=0.22%
: usr=0.23%, sys=1.99%, ctx=101804, majf=0, minf=11135
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=6497/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=3248.6MB, aggrb=94722KB/s, minb=94722KB/s, maxb=94722KB/s, mint=35118msec, maxt=35118msec
Disk stats (read/write):
vdb: ios=6475/0, merge=0/0, ticks=349068/0, in_queue=349328, util=99.85%
5,ssd顺序读4k
fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=read, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=read, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [RRRRRRRRRR] [4.6% done] [6397K/0K /s] [1599 /0
iops] [eta 15m:54s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11735
read : io=295608KB, bw=6541.7KB/s, iops=1635 , runt= 45189msec
clat (usec): min=152 , max=40472 , avg=6111.80, stdev=1142.23
lat (usec): min=152 , max=40473 , avg=6112.08, stdev=1142.23
clat percentiles (usec):
5.00th=[ 5408], 10.00th=[ 5536], 20.00th=[ 5664],
| 30.00th=[ 5728], 40.00th=[ 5920], 50.00th=[ 6176], 60.00th=[ 6560],
| 70.00th=[ 6752], 80.00th=[ 6816], 90.00th=[ 6944], 95.00th=[ 7072],
| 99.00th=[ 7456], 99.50th=[ 7968], 99.90th=[ 9792], 99.95th=[11456],
| 99.99th=[37632]
632, max= 1924, per=10.01%, avg=654.54, stdev=134.62
lat (usec) : 250=0.01%, 500=0.30%, 750=1.85%, 1000=0.19%
lat (msec) : 2=0.19%, 4=0.20%, 10=97.17%, 20=0.08%, 50=0.01%
: usr=0.81%, sys=3.44%, ctx=786778, majf=0, minf=2021
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=73902/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=295608KB, aggrb=6541KB/s, minb=6541KB/s, maxb=6541KB/s, mint=45189msec, maxt=45189msec
Disk stats (read/write):
vdb: ios=73647/0, merge=0/0, ticks=447360/0, in_queue=447296, util=99.88%
6,ssd顺序读512k
fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=read -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=read, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=read, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [RRRRRRRRRR] [13.6% done] [92579K/0K /s] [180 /0
iops] [eta 03m:29s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11747
read : io=3048.0MB, bw=94975KB/s, iops=185 , runt= 32863msec
clat (usec): min=331 , max=835723 , avg=53863.64, stdev=96883.54
lat (usec): min=331 , max=835724 , avg=53863.96, stdev=96883.54
clat percentiles (msec):
5], 10.00th=[
6], 20.00th=[
| 30.00th=[
7], 40.00th=[
12], 50.00th=[
23], 60.00th=[
| 70.00th=[
34], 80.00th=[
40], 90.00th=[
190], 95.00th=[
| 99.00th=[
490], 99.50th=[
562], 99.90th=[
734], 99.95th=[
| 99.99th=[
721, max=27592, per=10.20%, avg=9688.29, stdev=4272.85
lat (usec) : 500=0.02%
lat (msec) : 2=0.79%, 4=2.82%, 10=28.20%, 20=11.63%, 50=39.40%
lat (msec) : 100=2.33%, 250=10.33%, 500=3.56%, 750=0.85%, 1000=0.07%
: usr=0.27%, sys=1.48%, ctx=95488, majf=0, minf=12370
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=6096/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=3048.0MB, aggrb=94974KB/s, minb=94974KB/s, maxb=94974KB/s, mint=32863msec, maxt=32863msec
Disk stats (read/write):
vdb: ios=6627/0, merge=0/0, ticks=353728/0, in_queue=355280, util=99.82%
7,ssd 随机写4k
fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [wwwwwwwwww] [5.4% done] [0K/6408K /s] [0 /1602
iops] [eta 15m:47s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11759
write: io=351520KB, bw=6517.2KB/s, iops=1629 , runt= 53938msec
clat (usec): min=96 , max=1077.4K, avg=6134.29, stdev=52490.83
lat (usec): min=96 , max=1077.4K, avg=6134.62, stdev=52490.84
clat percentiles (usec):
115], 10.00th=[
120], 20.00th=[
| 30.00th=[
135], 40.00th=[
151], 50.00th=[
175], 60.00th=[
| 70.00th=[ 1176], 80.00th=[ 1192], 90.00th=[ 1224], 95.00th=[ 1256],
| 99.00th=[342016], 99.50th=[428032], 99.90th=[815104], 99.95th=[970752],
| 99.99th=[1044480]
3, max= 3120, per=11.21%, avg=730.27, stdev=548.60
lat (usec) : 100=0.10%, 250=59.86%, 500=2.84%, 750=0.23%, 1000=0.09%
lat (msec) : 2=35.32%, 4=0.15%, 10=0.03%, 20=0.01%, 50=0.01%
lat (msec) : 100=0.02%, 250=0.16%, 500=1.04%, 750=0.04%, 1000=0.07%
lat (msec) : 2000=0.03%
: usr=0.94%, sys=4.49%, ctx=1824233, majf=0, minf=2312
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=87880/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=351520KB, aggrb=6517KB/s, minb=6517KB/s, maxb=6517KB/s, mint=53938msec, maxt=53938msec
Disk stats (read/write):
vdb: ios=0/87552, merge=0/10, ticks=0/58580, in_queue=58496, util=95.24%
8,ssd随机写512k
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=randwrite -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=randwrite, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=randwrite, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [wwwwwwwwww] [6.3% done] [0K/92067K /s] [0 /179
iops] [eta 03m:57s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11773
write: io=1517.6MB, bw=97971KB/s, iops=191 , runt= 15861msec
clat (usec): min=294 , max=1705.5K, avg=52154.15, stdev=
lat (usec): min=305 , max=1705.5K, avg=52165.81, stdev=
clat percentiles (usec):
836], 10.00th=[ 4448], 20.00th=[ 5344],
| 30.00th=[ 5408], 40.00th=[ 5472], 50.00th=[ 5472], 60.00th=[ 5472],
| 70.00th=[ 5536], 80.00th=[ 5920], 90.00th=[ 6368], 95.00th=[ 6944],
| 99.00th=[1466368], 99.50th=[1515520], 99.90th=[1597440], 99.95th=[1695744],
| 99.99th=[1712128]
311, max=92261, per=10.21%, avg=10004.05, stdev=9746.29
lat (usec) : 500=3.33%, 750=1.32%, 1000=0.86%
lat (msec) : 2=1.42%, 4=0.76%, 10=88.24%, 20=0.13%, 50=0.13%
lat (msec) : 100=0.13%, 250=0.03%, 500=0.10%, 750=0.20%, 1000=0.10%
lat (msec) : 2000=3.26%
: usr=0.36%, sys=1.54%, ctx=78304, majf=0, minf=5811
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=3035/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=1517.6MB, aggrb=97971KB/s, minb=97971KB/s, maxb=97971KB/s, mint=15861msec, maxt=15861msec
Disk stats (read/write):
vdb: ios=0/3009, merge=0/3, ticks=0/15824, in_queue=15820, util=98.01%
9,ssd 顺序写4k
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=4k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
mytest: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [WWWWWWWWWW] [3.1% done] [0K/6404K /s] [0 /1601
iops] [eta 16m:10s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11785
write: io=201056KB, bw=6607.7KB/s, iops=1651 , runt= 30428msec
clat (usec): min=91 , max=659459 , avg=6050.28, stdev=48579.09
lat (usec): min=91 , max=659459 , avg=6050.61, stdev=48579.10
clat percentiles (usec):
133], 10.00th=[
161], 20.00th=[
| 30.00th=[
251], 40.00th=[
270], 50.00th=[
298], 60.00th=[
| 70.00th=[ 1192], 80.00th=[ 1288], 90.00th=[ 1336], 95.00th=[ 1384],
| 99.00th=[391168], 99.50th=[448512], 99.90th=[509952], 99.95th=[552960],
| 99.99th=[626688]
6, max= 3046, per=10.68%, avg=705.74, stdev=447.33
lat (usec) : 100=0.06%, 250=29.28%, 500=36.03%, 750=0.48%, 1000=0.08%
lat (msec) : 2=32.58%, 4=0.15%, 10=0.03%, 20=0.02%, 50=0.01%
lat (msec) : 100=0.03%, 250=0.03%, 500=1.13%, 750=0.11%
: usr=0.99%, sys=4.39%, ctx=1043195, majf=0, minf=1399
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=50264/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=201056KB, aggrb=6607KB/s, minb=6607KB/s, maxb=6607KB/s, mint=30428msec, maxt=30428msec
Disk stats (read/write):
vdb: ios=0/49909, merge=0/6, ticks=0/29100, in_queue=29068, util=94.80%
10,ssd顺序写512k
root@demo-2:/mnt/ssd# fio -filename=/mnt/ssd/chenming.log -direct=1 -iodepth 1 -thread -rw=write -ioengine=psync -bs=512k -size=2G -numjobs=10 -runtime=1000 -group_reporting -name=mytest
mytest: (g=0): rw=write, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
mytest: (g=0): rw=write, bs=512K-512K/512K-512K, ioengine=psync, iodepth=1
Starting 10 threads
^Cbs: 10 (f=10): [WWWWWWWWWW] [15.0% done] [0K/91792K /s] [0 /179
iops] [eta 03m:35s]
fio: terminating on signal 2
mytest: (groupid=0, jobs=10): err= 0: pid=11798
write: io=3490.6MB, bw=94615KB/s, iops=184 , runt= 37777msec
clat (usec): min=245 , max=1621.8K, avg=54061.85, stdev=
lat (usec): min=260 , max=1621.8K, avg=54073.49, stdev=
clat percentiles (usec):
5.00th=[ 4448], 10.00th=[ 5344], 20.00th=[ 5408],
| 30.00th=[ 5408], 40.00th=[ 5408], 50.00th=[ 5408], 60.00th=[ 5472],
| 70.00th=[ 5472], 80.00th=[ 5600], 90.00th=[ 6432], 95.00th=[ 6624],
| 99.00th=[1433600], 99.50th=[1515520], 99.90th=[1597440], 99.95th=[1613824],
| 99.99th=[1613824]
320, max=92444, per=10.64%, avg=10063.43, stdev=11980.51
lat (usec) : 250=0.01%, 500=2.46%, 750=0.23%, 1000=0.06%
lat (msec) : 2=0.10%, 4=1.46%, 10=91.63%, 20=0.04%, 50=0.03%
lat (msec) : 100=0.09%, 250=0.01%, 500=0.01%, 750=0.09%, 1000=0.57%
lat (msec) : 2000=3.19%
: usr=0.42%, sys=1.35%, ctx=181036, majf=0, minf=6857
: 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, &=64=0.0%
: total=r=0/w=6981/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=3490.6MB, aggrb=94615KB/s, minb=94615KB/s, maxb=94615KB/s, mint=37777msec, maxt=37777msec
Disk stats (read/write):
vdb: ios=0/6986, merge=0/7, ticks=0/38692, in_queue=38688, util=98.45%
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