fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [7.7% done] [  8346/ 53455 kb/s] [eta 00m:36s]
Threads: 3: [mmF] [9.3% done] [  3462/ 16542 kb/s] [eta 00m:39s]
Threads: 3: [FmF] [45.5% done] [  1422/ 88649 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   715/ 38241 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [66.7% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [68.0% done] [ 18610/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 34836/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.0% done] [ 23235/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [80.0% done] [ 30033/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [91.3% done] [ 36030/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35490/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31906/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29131/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 35900/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=12288
  read : io=100MiB, bw=4,162KiB/s, runt= 25189msec
    slat (msec): min=  153, max=20421, avg=15904.89, stdev=4845.54
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=15797, per=60.58%, avg=7565.10, stdev=5020.71
  write: io=87,264KiB, bw=5,696KiB/s, runt= 15686msec
    slat (msec): min=    0, max=   34, avg= 1.65, stdev= 2.68
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=118751, per=331.08%, avg=59375.50, stdev=83969.64
  cpu          : usr=4.46%, sys=1.45%, ctx=1033
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12289
  read : io=100MiB, bw=4,195KiB/s, runt= 24991msec
    slat (msec): min=  117, max=19668, avg=14230.03, stdev=4885.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=18573, per=55.79%, avg=6966.43, stdev=5385.84
  write: io=93,208KiB, bw=6,086KiB/s, runt= 15682msec
    slat (msec): min=    0, max=  190, avg= 1.87, stdev= 5.19
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=83716, per=155.67%, avg=27918.67, stdev=48321.91
  cpu          : usr=4.58%, sys=1.54%, ctx=1081
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12290
  read : io=100MiB, bw=4,250KiB/s, runt= 24672msec
    slat (msec): min=   44, max=21632, avg=16841.55, stdev=4402.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=15647, per=68.63%, avg=8570.95, stdev=5141.35
  write: io=94,248KiB, bw=6,152KiB/s, runt= 15686msec
    slat (msec): min=    0, max=   47, avg= 1.84, stdev= 3.45
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=108096, per=202.48%, avg=36312.33, stdev=62167.90
  cpu          : usr=4.82%, sys=1.39%, ctx=1018
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,488KiB/s, minb=4,162KiB/s, maxb=4,250KiB/s, mint=24672msec, maxt=25189msec
  WRITE: io=268MiB, aggrb=17,934KiB/s, minb=5,696KiB/s, maxb=6,152KiB/s, mint=24672msec, maxt=25189msec

Disk stats (read/write):
  sda: ios=3441/1815, merge=1437/66843, ticks=102296/1750816, in_queue=1853544, util=98.72%
3.48user 1.16system 0:25.59elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2428minor)pagefaults 0swaps