Benchmark IOPS-uri in Linux

Configurare noua (How To)

Situatie

Se instaleaza pachetul:

sudo apt-get install fio

Backup

Se ruleaza comanda:

fio –randrepeat=1 –ioengine=libaio –direct=1 –gtod_reduce=1 –name=testio –filename=testio –bs=4k –iodepth=64 –size=4G –readwrite=randrw –rwmixread=50

Solutie

La final observam urmatorul output:

testio: (groupid=0, jobs=1): err= 0: pid=8787: Sat Feb 27 23:32:40 2016
write: io=680140KB, bw=108631KB/s, iops=27157, runt= 6261msec
cpu : usr=3.26%, sys=36.74%, ctx=53202, majf=0, minf=8
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
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=0.1%, >=64=0.0%
issued : total=r=0/w=170035/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=64
Run status group 0 (all jobs):
WRITE: io=680140KB, aggrb=108631KB/s, minb=108631KB/s, maxb=108631KB/s, mint=6261msec, maxt=6261msec

 

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