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/gist:4965747

Created February 16, 2013 06:03
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gistfile1.txt
# fio -filename=/media/c1c19743-3cf1-426c-afd4-7c13ab33d1a6/fio2G -size=2g -readwrite=read -blocksize=1m -direct=1 -numjobs=5 -group_reporting -name=seqread
seqread: (g=0): rw=read, bs=1M-1M/1M-1M/1M-1M, ioengine=sync, iodepth=1
...
seqread: (g=0): rw=read, bs=1M-1M/1M-1M/1M-1M, ioengine=sync, iodepth=1
fio-2.0.13
Starting 5 processes
seqread: Laying out IO file(s) (1 file(s) / 2048MB)
Jobs: 5 (f=5): [RRRRR] [97.5% done] [264.0M/0K/0K /s] [264 /0 /0 iops] [eta 00m:01s]
seqread: (groupid=0, jobs=5): err= 0: pid=3181: Sat Feb 16 15:02:05 2013
read : io=10240MB, bw=270029KB/s, iops=263 , runt= 38832msec
clat (msec): min=5 , max=66 , avg=18.83, stdev= 2.97
lat (msec): min=5 , max=66 , avg=18.83, stdev= 2.97
clat percentiles (usec):
| 1.00th=[11328], 5.00th=[15040], 10.00th=[16768], 20.00th=[18560],
| 30.00th=[18816], 40.00th=[18816], 50.00th=[18816], 60.00th=[18816],
| 70.00th=[19072], 80.00th=[19072], 90.00th=[20608], 95.00th=[22400],
| 99.00th=[28288], 99.50th=[30336], 99.90th=[57600], 99.95th=[61696],
| 99.99th=[64256]
bw (KB/s) : min=31937, max=106496, per=20.13%, avg=54367.49, stdev=3449.29
lat (msec) : 10=0.79%, 20=87.12%, 50=11.95%, 100=0.14%
cpu : usr=0.05%, sys=0.84%, ctx=13790, majf=0, minf=1408
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=10240/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=10240MB, aggrb=270028KB/s, minb=270028KB/s, maxb=270028KB/s, mint=38832msec, maxt=38832msec
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