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: [FmF] [37.5% done] [  4268/ 27756 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [66.7% done] [     0/ 41893 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [   413/  8014 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] [68.2% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 18195/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 27317/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 27699/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [86.4% done] [ 31451/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.2% done] [ 38281/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36269/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31105/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 37056/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 33087/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=9902
  read : io=100MiB, bw=4,227KiB/s, runt= 24804msec
    slat (msec): min=   64, max=22338, avg=18316.24, stdev=3978.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=15143, per=70.72%, avg=8880.41, stdev=5685.03
  write: io=98,652KiB, bw=6,569KiB/s, runt= 15378msec
    slat (msec): min=    0, max=   74, avg= 2.61, stdev= 4.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=57364, per=141.17%, avg=27739.50, stdev=31871.26
  cpu          : usr=5.77%, sys=1.58%, ctx=825
  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=9903
  read : io=100MiB, bw=4,377KiB/s, runt= 23953msec
    slat (msec): min=   73, max=18968, avg=14309.49, stdev=4211.28
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=21986, per=65.37%, avg=8209.20, stdev=7113.80
  write: io=94,084KiB, bw=6,264KiB/s, runt= 15380msec
    slat (msec): min=    0, max=   80, avg= 2.53, stdev= 5.04
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=51894, per=101.42%, avg=19929.50, stdev=24982.53
  cpu          : usr=5.63%, sys=1.90%, ctx=902
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 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=9904
  read : io=100MiB, bw=4,186KiB/s, runt= 25049msec
    slat (msec): min=15085, max=24138, avg=20268.84, stdev=2460.83
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    3, max=16490, per=85.73%, avg=10766.50, stdev=5001.96
  write: io=100MiB, bw=6,820KiB/s, runt= 15374msec
    slat (msec): min=    0, max=   10, avg= 1.94, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114704, per=291.87%, avg=57352.00, stdev=81107.98
  cpu          : usr=4.81%, sys=1.71%, ctx=782
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 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=12,558KiB/s, minb=4,186KiB/s, maxb=4,377KiB/s, mint=23953msec, maxt=25049msec
  WRITE: io=288MiB, aggrb=19,650KiB/s, minb=6,264KiB/s, maxb=6,820KiB/s, mint=23953msec, maxt=25049msec

Disk stats (read/write):
  sda: ios=3122/2867, merge=1052/70561, ticks=82212/1982200, in_queue=2074304, util=97.30%
4.03user 1.29system 0:25.30elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2424minor)pagefaults 0swaps