ssd-raid0-1g-1m-chunk64-cfq-ext4-3.5-rc3.txt

seq-read: (g=0): rw=read, bs=1M-1M/1M-1M, ioengine=libaio, iodepth=4
rand-read: (g=1): rw=randread, bs=1M-1M/1M-1M, ioengine=libaio, iodepth=4
seq-write: (g=2): rw=write, bs=1M-1M/1M-1M, ioengine=libaio, iodepth=4
rand-write: (g=3): rw=randwrite, bs=1M-1M/1M-1M, ioengine=libaio, iodepth=4
fio 1.59
Starting 4 processes
seq-read: Laying out IO file(s) (1 file(s) / 10240MB)

seq-read: (groupid=0, jobs=1): err= 0: pid=3017
  read : io=10240MB, bw=1109.5MB/s, iops=1109 , runt=  9230msec
    slat (usec): min=200 , max=1178 , avg=237.44, stdev=33.29
    clat (usec): min=1194 , max=5168 , avg=3360.27, stdev=287.57
     lat (usec): min=2271 , max=5400 , avg=3598.69, stdev=280.29
    bw (KB/s) : min=1126400, max=1148928, per=100.02%, avg=1136273.61, stdev=6091.88
  cpu          : usr=0.76%, sys=28.50%, ctx=6740, majf=0, minf=1045
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 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 r/w/d: total=10240/0/0, short=0/0/0

     lat (msec): 2=0.02%, 4=96.81%, 10=3.17%
rand-read: (groupid=1, jobs=1): err= 0: pid=3018
  read : io=10240MB, bw=1089.5MB/s, iops=1089 , runt=  9399msec
    slat (usec): min=201 , max=1177 , avg=241.98, stdev=34.90
    clat (usec): min=1316 , max=5799 , avg=3420.64, stdev=410.76
     lat (usec): min=2329 , max=6006 , avg=3663.59, stdev=401.34
    bw (KB/s) : min=1109844, max=1120256, per=100.07%, avg=1116449.61, stdev=2990.48
  cpu          : usr=1.38%, sys=28.30%, ctx=7667, majf=0, minf=1044
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 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 r/w/d: total=10240/0/0, short=0/0/0

     lat (msec): 2=0.02%, 4=92.25%, 10=7.73%
seq-write: (groupid=2, jobs=1): err= 0: pid=3019
  write: io=10240MB, bw=444745KB/s, iops=434 , runt= 23577msec
    slat (usec): min=222 , max=1057 , avg=305.13, stdev=44.01
    clat (msec): min=1 , max=61 , avg= 8.90, stdev= 6.37
     lat (msec): min=1 , max=62 , avg= 9.20, stdev= 6.37
    bw (KB/s) : min=225523, max=560031, per=99.63%, avg=443090.00, stdev=79559.54
  cpu          : usr=4.96%, sys=9.59%, ctx=5943, majf=0, minf=19
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 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 r/w/d: total=0/10240/0, short=0/0/0

     lat (msec): 2=0.15%, 4=2.29%, 10=77.34%, 20=17.33%, 50=2.55%
     lat (msec): 100=0.33%
rand-write: (groupid=3, jobs=1): err= 0: pid=3020
  write: io=10240MB, bw=420997KB/s, iops=411 , runt= 24907msec
    slat (usec): min=58 , max=5119 , avg=308.40, stdev=75.30
    clat (msec): min=1 , max=53 , avg= 9.41, stdev= 6.45
     lat (msec): min=1 , max=53 , avg= 9.72, stdev= 6.45
    bw (KB/s) : min=244294, max=532480, per=100.14%, avg=421582.69, stdev=63031.93
  cpu          : usr=4.58%, sys=9.36%, ctx=5955, majf=0, minf=17
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 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 r/w/d: total=0/10240/0, short=0/0/0

     lat (msec): 2=0.10%, 4=1.94%, 10=68.77%, 20=25.95%, 50=3.13%
     lat (msec): 100=0.11%

Run status group 0 (all jobs):
   READ: io=10240MB, aggrb=1109.5MB/s, minb=1136.6MB/s, maxb=1136.6MB/s, mint=9230msec, maxt=9230msec

Run status group 1 (all jobs):
   READ: io=10240MB, aggrb=1089.5MB/s, minb=1115.7MB/s, maxb=1115.7MB/s, mint=9399msec, maxt=9399msec

Run status group 2 (all jobs):
  WRITE: io=10240MB, aggrb=444745KB/s, minb=455419KB/s, maxb=455419KB/s, mint=23577msec, maxt=23577msec

Run status group 3 (all jobs):
  WRITE: io=10240MB, aggrb=420996KB/s, minb=431100KB/s, maxb=431100KB/s, mint=24907msec, maxt=24907msec

Disk stats (read/write):
  md2: ios=327680/327771, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=20480/20496, aggrmerge=61440/61463, aggrticks=58917/70040, aggrin_queue=128897, aggrutil=68.62%
    sdc: ios=20480/20503, merge=61440/61520, ticks=59400/80100, in_queue=139360, util=68.62%
    sdd: ios=20480/20500, merge=61440/61447, ticks=58680/58760, in_queue=117410, util=62.81%
    sde: ios=20480/20495, merge=61440/61445, ticks=58500/70100, in_queue=128560, util=65.59%
    sdf: ios=20480/20487, merge=61440/61442, ticks=59090/71200, in_queue=130260, util=66.65%