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ZFS raid0 rw5050
rw5050: (g=0): rw=randrw, bs=4K-4K/4K-4K/4K-4K, ioengine=mmap, iodepth=32
...
fio-2.1.9
Starting 4 processes
rw5050: (groupid=0, jobs=4): err= 0: pid=59210: Wed Jun 18 05:18:19 2014
Description : ["random 50/50"]
read : io=5520.9MB, bw=9420.1KB/s, iops=2355, runt=600001msec
clat (usec): min=1, max=820797, avg=847.57, stdev=2445.02
lat (usec): min=2, max=820797, avg=847.76, stdev=2445.03
clat percentiles (usec):
| 1.00th=[ 9], 5.00th=[ 13], 10.00th=[ 350], 20.00th=[ 394],
| 30.00th=[ 442], 40.00th=[ 506], 50.00th=[ 564], 60.00th=[ 612],
| 70.00th=[ 676], 80.00th=[ 796], 90.00th=[ 1656], 95.00th=[ 2672],
| 99.00th=[ 4192], 99.50th=[13248], 99.90th=[15168], 99.95th=[15424],
| 99.99th=[16768]
bw (KB /s): min= 229, max= 4568, per=25.07%, avg=2361.92, stdev=594.82
write: io=5516.9MB, bw=9415.4KB/s, iops=2353, runt=600001msec
clat (usec): min=2, max=819345, avg=846.29, stdev=1780.67
lat (usec): min=2, max=819345, avg=846.53, stdev=1780.68
clat percentiles (usec):
| 1.00th=[ 9], 5.00th=[ 16], 10.00th=[ 354], 20.00th=[ 394],
| 30.00th=[ 446], 40.00th=[ 510], 50.00th=[ 564], 60.00th=[ 612],
| 70.00th=[ 684], 80.00th=[ 804], 90.00th=[ 1656], 95.00th=[ 2672],
| 99.00th=[ 4192], 99.50th=[13120], 99.90th=[15168], 99.95th=[15424],
| 99.99th=[17024]
bw (KB /s): min= 0, max= 4592, per=25.05%, avg=2358.59, stdev=593.17
lat (usec) : 2=0.01%, 4=0.01%, 10=1.59%, 20=4.37%, 50=0.88%
lat (usec) : 100=0.09%, 250=0.01%, 500=31.63%, 750=38.06%, 1000=8.46%
lat (msec) : 2=6.41%, 4=7.45%, 10=0.30%, 20=0.74%, 50=0.01%
lat (msec) : 100=0.01%, 1000=0.01%
cpu : usr=0.49%, sys=4.31%, ctx=2914941, majf=2862695, minf=228
IO depths : 1=101.3%, 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=1413141/w=1412310/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
READ: io=5520.9MB, aggrb=9420KB/s, minb=9420KB/s, maxb=9420KB/s, mint=600001msec, maxt=600001msec
WRITE: io=5516.9MB, aggrb=9415KB/s, minb=9415KB/s, maxb=9415KB/s, mint=600001msec, maxt=600001msec
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