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] [16.7% done] [ 20848/ 19812 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [21.1% done] [ 17012/ 14752 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [29.4% done] [ 30500/ 12004 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [35.3% done] [ 18668/ 13588 kb/s] [eta 00m:11s]
Threads: 3: [mFm] [41.2% done] [ 12240/ 13572 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [47.1% done] [  6516/  7200 kb/s] [eta 00m:09s]
Threads: 3: [mFm] [52.9% done] [  3020/  7692 kb/s] [eta 00m:08s]
Threads: 3: [mFm] [58.8% done] [ 11924/   432 kb/s] [eta 00m:07s]
Threads: 3: [mFm] [61.1% done] [  5772/   424 kb/s] [eta 00m:07s]
Threads: 3: [mFm] [60.0% done] [  5688/   928 kb/s] [eta 00m:08s]
Threads: 3: [FFm] [65.0% done] [  4744/    56 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [66.7% done] [  3372/  2796 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   812/     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]
fio: (groupid=0): err= 0: pid=16276
  read : io=100MiB, bw=5,525KiB/s, runt= 18976msec
    clat (msec): min=    0, max=  248, avg= 4.57, stdev=22.52
    bw (KiB/s) : min=    7, max=16198, per=32.76%, avg=5408.83, stdev=5359.59
  write: io=33,220KiB, bw=1,811KiB/s, runt= 18783msec
    clat (msec): min=    0, max=  222, avg= 7.29, stdev=29.82
    bw (KiB/s) : min=    0, max=14831, per=69.20%, avg=3946.27, stdev=5147.77
  cpu          : usr=5.10%, sys=1.14%, ctx=3948
  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=81.3%, 4=1.9%, 10=6.9%, 20=6.7%, 50=0.8%, 100=0.3%
     lat (msec): 250=2.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=16277
  read : io=100MiB, bw=5,527KiB/s, runt= 18969msec
    clat (msec): min=    0, max=  255, avg= 2.20, stdev=19.35
    bw (KiB/s) : min=    1, max=27241, per=53.17%, avg=8778.67, stdev=9313.49
  write: io=43,696KiB, bw=2,404KiB/s, runt= 18609msec
    clat (msec): min=    0, max=  228, avg= 3.04, stdev=24.05
    bw (KiB/s) : min=    0, max=21086, per=134.01%, avg=7642.44, stdev=7996.42
  cpu          : usr=6.05%, sys=0.97%, ctx=568
  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=96.9%, 4=0.2%, 10=0.9%, 20=0.4%, 50=0.2%, 100=0.0%
     lat (msec): 250=1.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=16278
  read : io=100MiB, bw=5,504KiB/s, runt= 19051msec
    clat (msec): min=    0, max=  634, avg= 5.62, stdev=29.42
    bw (KiB/s) : min=    2, max=14913, per=34.13%, avg=5635.33, stdev=4740.93
  write: io=27,704KiB, bw=1,510KiB/s, runt= 18779msec
    clat (msec): min=    0, max=  242, avg= 7.39, stdev=29.90
    bw (KiB/s) : min=    0, max=11789, per=78.63%, avg=4484.50, stdev=4236.56
  cpu          : usr=5.54%, sys=1.07%, ctx=3885
  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=80.1%, 4=2.3%, 10=7.2%, 20=6.7%, 50=1.0%, 100=0.4%
     lat (msec): 250=2.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,512KiB/s, minb=5,504KiB/s, maxb=5,527KiB/s, mint=18969msec, maxt=19051msec
  WRITE: io=102MiB, aggrb=5,703KiB/s, minb=1,510KiB/s, maxb=2,404KiB/s, mint=18969msec, maxt=19051msec

Disk stats (read/write):
  sda: ios=8310/1236, merge=0/24983, ticks=31148/1686044, in_queue=1717188, util=97.85%
3.19user 0.69system 0:19.35elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8310major+95648minor)pagefaults 0swaps