fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmF] [8.8% done] [ 10868/ 79648 kb/s] [eta 00m:31s]
Threads: 3: [mmF] [36.4% done] [  2669/ 92658 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [41.7% done] [   764/ 21964 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [40.0% done] [   896/     0 kb/s] [eta 00m:09s]
Threads: 3: [FmF] [41.2% done] [   492/   416 kb/s] [eta 00m:10s]
Threads: 3: [FFF] [100.0% done] [   400/ 40692 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] [68.2% done] [ 10360/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 25668/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [81.0% done] [ 29668/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 30296/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.0% done] [ 34120/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36344/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33500/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26512/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30420/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=19506
  read : io=100MiB, bw=4,415KiB/s, runt= 23746msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  675, avg=57.97, stdev=98.87
    bw (KiB/s) : min=   14, max=21154, per=60.03%, avg=7851.70, stdev=5950.57
  write: io=90,588KiB, bw=6,341KiB/s, runt= 14628msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  571, avg= 2.80, stdev=32.14
    bw (KiB/s) : min=    0, max=136921, per=253.53%, avg=47962.67, stdev=77118.89
  cpu          : usr=2.95%, sys=2.06%, ctx=5136
  IO depths    : 1=1.9%, 2=56.1%, 4=29.8%, 8=12.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.5%, 4=0.4%, 10=22.6%, 20=10.9%, 50=4.0%, 100=1.0%
     lat (msec): 250=8.2%, 500=2.9%, 750=0.3%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=19507
  read : io=100MiB, bw=4,410KiB/s, runt= 23772msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  935, avg=75.83, stdev=137.26
    bw (KiB/s) : min=    7, max=16343, per=46.39%, avg=6068.00, stdev=5228.46
  write: io=84,732KiB, bw=5,933KiB/s, runt= 14624msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  884, avg= 7.04, stdev=60.49
    bw (KiB/s) : min=    0, max=29484, per=43.54%, avg=8236.50, stdev=14235.84
  cpu          : usr=2.76%, sys=1.63%, ctx=5143
  IO depths    : 1=1.3%, 2=52.2%, 4=30.4%, 8=16.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.0%, 4=0.3%, 10=16.1%, 20=13.9%, 50=7.5%, 100=1.6%
     lat (msec): 250=9.1%, 500=2.8%, 750=0.9%, 1000=0.6%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=19508
  read : io=100MiB, bw=4,360KiB/s, runt= 24049msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  679, avg=53.26, stdev=98.67
    bw (KiB/s) : min=    0, max=21780, per=63.58%, avg=8316.86, stdev=6535.51
  write: io=94,932KiB, bw=6,647KiB/s, runt= 14624msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  378, avg= 1.38, stdev=15.64
    bw (KiB/s) : min=    0, max=130277, per=249.73%, avg=47243.00, stdev=72137.17
  cpu          : usr=3.19%, sys=1.93%, ctx=5193
  IO depths    : 1=1.7%, 2=56.6%, 4=30.2%, 8=11.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.4%, 4=0.5%, 10=21.5%, 20=14.1%, 50=4.0%, 100=1.3%
     lat (msec): 250=6.3%, 500=2.6%, 750=0.2%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,080KiB/s, minb=4,360KiB/s, maxb=4,415KiB/s, mint=23746msec, maxt=24049msec
  WRITE: io=264MiB, aggrb=18,918KiB/s, minb=5,933KiB/s, maxb=6,647KiB/s, mint=23746msec, maxt=24049msec

Disk stats (read/write):
  sda: ios=3549/1835, merge=1431/65738, ticks=82648/1615864, in_queue=1698540, util=99.02%
2.18user 1.41system 0:24.39elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2466minor)pagefaults 0swaps