jbod-ext2-ioswitchx4.txt

rw5050-sdi: (g=0): rw=randrw, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=32
rw5050-sdj: (g=0): rw=randrw, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=32
rw5050-sdk: (g=0): rw=randrw, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=32
rw5050-sdl: (g=0): rw=randrw, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=32
fio-2.1.9
Starting 4 processes
rw5050-sdi: Laying out IO file(s) (1 file(s) / 25600MB)
rw5050-sdj: Laying out IO file(s) (1 file(s) / 25600MB)
rw5050-sdk: Laying out IO file(s) (1 file(s) / 25600MB)
rw5050-sdl: Laying out IO file(s) (1 file(s) / 25600MB)

rw5050-sdi: (groupid=0, jobs=4): err= 0: pid=57529: Tue Jun 17 22:28:58 2014
  Description  : ["random 50/50 sdi"]
  read : io=156873MB, bw=267729KB/s, iops=66932, runt=600003msec
    slat (usec): min=25, max=5743, avg=86.58, stdev=183.40
    clat (usec): min=0, max=13925, avg=912.57, stdev=833.00
     lat (usec): min=81, max=14255, avg=999.20, stdev=846.02
    clat percentiles (usec):
     |  1.00th=[  177],  5.00th=[  262], 10.00th=[  322], 20.00th=[  394],
     | 30.00th=[  450], 40.00th=[  506], 50.00th=[  572], 60.00th=[  668],
     | 70.00th=[  828], 80.00th=[ 1128], 90.00th=[ 2672], 95.00th=[ 2896],
     | 99.00th=[ 3216], 99.50th=[ 3376], 99.90th=[ 4832], 99.95th=[ 5216],
     | 99.99th=[ 5920]
    bw (KB  /s): min=    5, max=90056, per=24.99%, avg=66917.92, stdev=8255.43
  write: io=156885MB, bw=267750KB/s, iops=66937, runt=600003msec
    slat (usec): min=25, max=5743, avg=87.12, stdev=184.56
    clat (usec): min=0, max=13883, avg=805.37, stdev=776.08
     lat (usec): min=51, max=13961, avg=892.53, stdev=791.17
    clat percentiles (usec):
     |  1.00th=[   72],  5.00th=[  163], 10.00th=[  237], 20.00th=[  338],
     | 30.00th=[  410], 40.00th=[  470], 50.00th=[  532], 60.00th=[  604],
     | 70.00th=[  732], 80.00th=[  972], 90.00th=[ 2480], 95.00th=[ 2800],
     | 99.00th=[ 3088], 99.50th=[ 3216], 99.90th=[ 4384], 99.95th=[ 4832],
     | 99.99th=[ 5856]
    bw (KB  /s): min=    0, max=90424, per=24.99%, avg=66922.74, stdev=8234.22
    lat (usec) : 2=0.09%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.12%
    lat (usec) : 100=1.05%, 250=6.32%, 500=34.45%, 750=26.57%, 1000=10.09%
    lat (msec) : 2=8.63%, 4=12.49%, 10=0.18%, 20=0.01%
  cpu          : usr=1.81%, sys=21.78%, ctx=48776304, majf=0, minf=101
  IO depths    : 1=0.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.1%, 32=100.8%, >=64=0.0%
     submit    : 0=0.0%, 4=0.0%, 8=0.0%, 16=100.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=0.0%, 8=0.0%, 16=100.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=40159420/w=40162596/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=156873MB, aggrb=267728KB/s, minb=267728KB/s, maxb=267728KB/s, mint=600003msec, maxt=600003msec
  WRITE: io=156885MB, aggrb=267749KB/s, minb=267749KB/s, maxb=267749KB/s, mint=600003msec, maxt=600003msec

Disk stats (read/write):
  sdi: ios=9617841/9622981, merge=16/7, ticks=7044000/6746923, in_queue=13786054, util=97.65%
  sdj: ios=9574088/9576447, merge=6/9, ticks=7112090/6812290, in_queue=13920004, util=97.98%
  sdk: ios=9480120/9481127, merge=9/12, ticks=7008460/6704677, in_queue=13707713, util=97.47%
  sdl: ios=11818762/11813897, merge=10/7, ticks=9807194/2824473, in_queue=12626380, util=98.35%