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: [Fmm] [7.7% done] [  3984/ 35156 kb/s] [eta 00m:36s]
Threads: 3: [Fmm] [33.3% done] [  6496/ 55484 kb/s] [eta 00m:08s]
Threads: 3: [FFm] [50.0% done] [  1932/ 53012 kb/s] [eta 00m:05s]
Threads: 3: [FFm] [50.0% done] [  1168/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFm] [50.0% done] [   968/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   936/ 27148 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] [ 16784/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 28296/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 26787/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.5% done] [ 30219/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.2% done] [ 36403/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 32500/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35227/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 24237/     0 kb/s] [eta 00m:00s]
Threads: 2: [VEV] [100.0% done] [ 32673/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14132
  read : io=100MiB, bw=4,243KiB/s, runt= 24711msec
    slat (msec): min=  206, max=23065, avg=18780.96, stdev=3228.65
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    4, max=22595, per=75.82%, avg=9651.61, stdev=6482.27
  write: io=98MiB, bw=6,819KiB/s, runt= 15109msec
    slat (msec): min=    0, max=   10, avg= 1.87, stdev= 2.07
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=45573, per=123.94%, avg=22786.50, stdev=32224.98
  cpu          : usr=5.10%, sys=1.57%, ctx=813
  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=14133
  read : io=100MiB, bw=4,322KiB/s, runt= 24256msec
    slat (msec): min=   61, max=19759, avg=14631.59, stdev=5140.16
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   13, max=18579, per=59.20%, avg=7536.29, stdev=5448.21
  write: io=88,068KiB, bw=5,965KiB/s, runt= 15117msec
    slat (msec): min=    0, max=  193, avg= 2.85, stdev=14.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=63417, per=116.33%, avg=21387.00, stdev=36400.95
  cpu          : usr=4.93%, sys=1.35%, ctx=1066
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=14134
  read : io=100MiB, bw=4,267KiB/s, runt= 24572msec
    slat (msec): min=   75, max=16873, avg=11022.46, stdev=4711.38
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   24, max=18258, per=49.89%, avg=6350.54, stdev=5220.63
  write: io=82,732KiB, bw=5,605KiB/s, runt= 15112msec
    slat (msec): min=    0, max=   77, avg= 1.81, stdev= 3.34
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=99844, per=181.15%, avg=33303.67, stdev=57625.63
  cpu          : usr=4.77%, sys=1.66%, ctx=1179
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=12,730KiB/s, minb=4,243KiB/s, maxb=4,322KiB/s, mint=24256msec, maxt=24711msec
  WRITE: io=265MiB, aggrb=18,385KiB/s, minb=5,605KiB/s, maxb=6,819KiB/s, mint=24256msec, maxt=24711msec

Disk stats (read/write):
  sda: ios=3596/2033, merge=1253/65631, ticks=77688/1867664, in_queue=1960532, util=99.16%
3.68user 1.15system 0:24.95elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2415minor)pagefaults 0swaps