fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [17.6% done] [ 32596/  3472 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [30.8% done] [ 15768/ 24512 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [35.7% done] [ 25224/ 13068 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [42.9% done] [ 31944/  4560 kb/s] [eta 00m:08s]
Threads: 3: [mmm] [46.7% done] [ 23692/  9300 kb/s] [eta 00m:08s]
Threads: 3: [mmm] [53.3% done] [ 12196/ 10552 kb/s] [eta 00m:07s]
Threads: 3: [Fmm] [56.2% done] [  8180/  5452 kb/s] [eta 00m:07s]
Threads: 3: [Fmm] [58.8% done] [  4148/  1625 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [61.1% done] [  5088/    12 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [63.2% done] [  4904/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [  5868/     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: 2: [_FF] [100.0% done] [ 38572/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5191
  read : io=100MiB, bw=6,707KiB/s, runt= 15632msec
    clat (msec): min=    0, max=  290, avg= 2.39, stdev=20.96
    bw (KiB/s) : min=    0, max=22798, per=48.16%, avg=8503.31, stdev=8840.97
  write: io=38,572KiB, bw=2,563KiB/s, runt= 15409msec
    clat (msec): min=    0, max= 1492, avg= 6.74, stdev=66.06
    bw (KiB/s) : min=    0, max=18931, per=95.60%, avg=5482.82, stdev=6602.01
  cpu          : usr=6.12%, sys=1.07%, ctx=906
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=95.0%, 4=0.3%, 10=1.9%, 20=1.1%, 50=0.1%, 100=0.1%
     lat (msec): 250=1.1%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5192
  read : io=100MiB, bw=5,887KiB/s, runt= 17809msec
    clat (msec): min=    0, max=  277, avg= 5.26, stdev=22.22
    bw (KiB/s) : min=    8, max=13365, per=33.91%, avg=5988.10, stdev=4705.24
  write: io=32,632KiB, bw=1,902KiB/s, runt= 17563msec
    clat (msec): min=    0, max=  256, avg= 8.19, stdev=32.35
    bw (KiB/s) : min=    0, max=13910, per=94.44%, avg=5416.00, stdev=4961.43
  cpu          : usr=5.64%, sys=1.35%, ctx=4603
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=77.7%, 4=2.3%, 10=7.4%, 20=8.1%, 50=1.5%, 100=1.0%
     lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5193
  read : io=100MiB, bw=5,886KiB/s, runt= 17814msec
    clat (msec): min=    0, max=  298, avg= 4.11, stdev=23.76
    bw (KiB/s) : min=    3, max=17246, per=42.89%, avg=7573.69, stdev=5355.64
  write: io=27,360KiB, bw=1,592KiB/s, runt= 17598msec
    clat (msec): min=    0, max=  288, avg= 7.28, stdev=32.24
    bw (KiB/s) : min=    0, max=13025, per=102.87%, avg=5899.57, stdev=5195.97
  cpu          : usr=5.77%, sys=0.76%, ctx=2356
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=85.9%, 4=2.2%, 10=4.7%, 20=4.4%, 50=0.6%, 100=0.1%
     lat (msec): 250=1.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=17,658KiB/s, minb=5,886KiB/s, maxb=6,707KiB/s, mint=15632msec, maxt=17814msec
  WRITE: io=98,564KiB, aggrb=5,735KiB/s, minb=1,592KiB/s, maxb=2,563KiB/s, mint=15632msec, maxt=17814msec

Disk stats (read/write):
  sda: ios=7638/1173, merge=0/23540, ticks=30092/1411484, in_queue=1441572, util=96.93%
2.98user 0.56system 0:18.30elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (7638major+94800minor)pagefaults 0swaps