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] [75.0% done] [  4096/114264 kb/s] [eta 00m:01s]
Threads: 3: [FFF] [100.0% done] [   381/  2509 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: [VFF] [66.7% done] [     0/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVF] [73.3% done] [ 15020/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVF] [80.0% done] [ 23096/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVF] [86.7% done] [ 23672/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVF] [93.3% done] [ 23044/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVF] [100.0% done] [ 26092/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVF] [100.0% done] [ 30056/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVF] [100.0% done] [ 18712/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_F] [100.0% done] [ 24708/     0 kb/s] [eta 00m:00s]
Threads: 1: [__F] [100.0% done] [  4144/     0 kb/s] [eta 00m:00s]
Threads: 1: [__F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [80.8% done] [ 20168/     0 kb/s] [eta 00m:05s]
Threads: 1: [__V] [100.0% done] [ 35092/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [100.0% done] [ 35516/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22160
  read : io=100MiB, bw=5,512KiB/s, runt= 19021msec
    slat (msec): min=   45, max=16402, avg=11500.82, stdev=3167.58
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=19504, per=71.80%, avg=9599.17, stdev=5931.35
  write: io=94,672KiB, bw=9,830KiB/s, runt=  9862msec
    slat (msec): min=    0, max=   50, avg= 1.85, stdev= 3.33
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=104593, per=265.75%, avg=37799.67, stdev=58012.05
  cpu          : usr=6.29%, sys=2.23%, ctx=838
  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=22161
  read : io=100MiB, bw=5,760KiB/s, runt= 18202msec
    slat (msec): min=   60, max=15505, avg=11545.17, stdev=3586.42
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=24276, per=72.72%, avg=9721.88, stdev=6401.26
  write: io=93,872KiB, bw=9,138KiB/s, runt= 10519msec
    slat (msec): min=    0, max=  115, avg= 2.30, stdev= 3.54
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=93041, per=295.62%, avg=42049.00, stdev=49034.75
  cpu          : usr=7.36%, sys=2.33%, ctx=905
  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=22162
  read : io=100MiB, bw=4,456KiB/s, runt= 23529msec
    slat (msec): min=   71, max=19723, avg=17297.77, stdev=4490.43
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=40756, per=120.78%, avg=16147.00, stdev=16965.92
  write: io=95,072KiB, bw=4,768KiB/s, runt= 20417msec
    slat (msec): min=    0, max=  299, avg= 3.33, stdev=18.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=46851, per=128.05%, avg=18214.00, stdev=22503.87
  cpu          : usr=5.58%, sys=1.82%, ctx=890
  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=13,369KiB/s, minb=4,456KiB/s, maxb=5,760KiB/s, mint=18202msec, maxt=23529msec
  WRITE: io=277MiB, aggrb=14,224KiB/s, minb=4,768KiB/s, maxb=9,830KiB/s, mint=18202msec, maxt=23529msec

Disk stats (read/write):
  sda: ios=3275/1885, merge=1236/68877, ticks=58528/2552812, in_queue=2641400, util=98.44%
3.88user 1.32system 0:23.84elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2423minor)pagefaults 0swaps