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: [FFm] [60.0% done] [  1800/ 48280 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [     0/ 25432 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: [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] [66.7% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [68.0% done] [ 15040/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 34792/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [79.2% done] [ 27775/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [83.3% done] [ 29936/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.3% done] [ 37780/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 34900/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31728/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33520/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 37432/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=11351
  read : io=100MiB, bw=4,082KiB/s, runt= 25686msec
    slat (msec): min=   45, max=24304, avg=20561.27, stdev=4133.27
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=15479, per=74.29%, avg=9097.81, stdev=4804.02
  write: io=97,156KiB, bw=6,163KiB/s, runt= 16141msec
    slat (msec): min=    0, max=   11, avg= 1.62, stdev= 1.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=116331, per=315.96%, avg=58165.50, stdev=82258.44
  cpu          : usr=4.78%, sys=1.49%, ctx=893
  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=11352
  read : io=100MiB, bw=4,128KiB/s, runt= 25399msec
    slat (msec): min=   97, max=23220, avg=18195.26, stdev=4496.64
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=20127, per=74.51%, avg=9124.06, stdev=5452.33
  write: io=97,568KiB, bw=6,174KiB/s, runt= 16181msec
    slat (msec): min=    0, max=  101, avg= 1.93, stdev= 3.21
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=93980, per=170.29%, avg=31349.00, stdev=54240.05
  cpu          : usr=4.80%, sys=1.46%, ctx=976
  IO depths    : 1=12.6%, 2=25.1%, 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=11353
  read : io=100MiB, bw=4,162KiB/s, runt= 25188msec
    slat (msec): min=   57, max=22008, avg=17245.10, stdev=4317.84
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=19617, per=72.00%, avg=8817.32, stdev=5868.19
  write: io=96,272KiB, bw=6,090KiB/s, runt= 16186msec
    slat (msec): min=    0, max=   61, avg= 1.97, stdev= 3.53
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=96133, per=174.22%, avg=32071.67, stdev=55478.76
  cpu          : usr=4.84%, sys=1.30%, ctx=1149
  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=12,246KiB/s, minb=4,082KiB/s, maxb=4,162KiB/s, mint=25188msec, maxt=25686msec
  WRITE: io=284MiB, aggrb=18,409KiB/s, minb=6,090KiB/s, maxb=6,174KiB/s, mint=25188msec, maxt=25686msec

Disk stats (read/write):
  sda: ios=3157/2522, merge=1246/70032, ticks=88156/2097652, in_queue=2187480, util=98.61%
3.72user 1.10system 0:26.07elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2428minor)pagefaults 0swaps