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: [FFF] [100.0% done] [   633/129568 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] [68.4% done] [  2401/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [70.0% done] [ 15895/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 30325/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [84.2% done] [ 33101/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [89.5% done] [ 27091/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [94.7% done] [ 37822/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 37054/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 37099/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29383/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32219/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=11719
  read : io=100MiB, bw=4,700KiB/s, runt= 22310msec
    slat (msec): min=  160, max=19457, avg=14783.34, stdev=3561.08
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=20911, per=67.48%, avg=9454.72, stdev=5471.28
  write: io=95,636KiB, bw=7,661KiB/s, runt= 12783msec
    slat (msec): min=    0, max=  267, avg= 2.53, stdev=14.64
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=72499, per=137.33%, avg=32030.33, stdev=36978.78
  cpu          : usr=5.63%, sys=1.54%, ctx=2419
  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=11720
  read : io=100MiB, bw=4,754KiB/s, runt= 22053msec
    slat (msec): min=  106, max=19422, avg=15004.66, stdev=4210.22
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=16632, per=60.61%, avg=8492.11, stdev=4862.35
  write: io=94,256KiB, bw=7,637KiB/s, runt= 12638msec
    slat (msec): min=    0, max=   16, avg= 1.80, stdev= 2.06
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114925, per=246.38%, avg=57462.50, stdev=81264.25
  cpu          : usr=5.64%, sys=1.45%, ctx=1314
  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=11721
  read : io=100MiB, bw=4,670KiB/s, runt= 22449msec
    slat (msec): min=12466, max=21534, avg=17330.23, stdev=2503.12
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=18942, per=76.02%, avg=10651.76, stdev=5354.30
  write: io=100MiB, bw=8,170KiB/s, runt= 12833msec
    slat (msec): min=    0, max=   12, avg= 1.95, stdev= 2.09
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114426, per=245.31%, avg=57213.00, stdev=80911.40
  cpu          : usr=5.67%, sys=1.51%, ctx=774
  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=14,012KiB/s, minb=4,670KiB/s, maxb=4,754KiB/s, mint=22053msec, maxt=22449msec
  WRITE: io=285MiB, aggrb=23,323KiB/s, minb=7,637KiB/s, maxb=8,170KiB/s, mint=22053msec, maxt=22449msec

Disk stats (read/write):
  sda: ios=3076/1821, merge=1086/70976, ticks=71088/1653448, in_queue=1751544, util=99.41%
3.83user 1.02system 0:22.67elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2435minor)pagefaults 0swaps