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: [mmF] [9.4% done] [  8680/132588 kb/s] [eta 00m:29s]
Threads: 3: [FmF] [50.0% done] [   944/ 59440 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [50.0% done] [   736/   356 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [50.0% done] [   456/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [50.0% done] [   192/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   392/ 27908 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] [ 15084/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 32376/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 28320/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [82.6% done] [ 27192/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [87.0% done] [ 34344/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.5% done] [ 31116/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 35732/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33772/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 37200/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5140
  read : io=100MiB, bw=4,282KiB/s, runt= 24484msec
    slat (msec): min=  127, max=21522, avg=17957.47, stdev=4146.25
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22865, per=71.01%, avg=9123.41, stdev=5850.52
  write: io=93,196KiB, bw=6,320KiB/s, runt= 15098msec
    slat (msec): min=    0, max=   16, avg= 1.67, stdev= 1.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114125, per=303.77%, avg=57062.50, stdev=80698.56
  cpu          : usr=4.66%, sys=1.62%, ctx=950
  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=5141
  read : io=100MiB, bw=4,467KiB/s, runt= 23472msec
    slat (msec): min=   57, max=16112, avg=10965.30, stdev=4234.97
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   21, max=20066, per=54.23%, avg=6967.17, stdev=5373.91
  write: io=85,424KiB, bw=5,795KiB/s, runt= 15094msec
    slat (msec): min=    0, max=  335, avg= 2.65, stdev=17.48
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=70714, per=125.69%, avg=23610.67, stdev=40792.73
  cpu          : usr=5.11%, sys=1.47%, ctx=1113
  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=5142
  read : io=100MiB, bw=4,350KiB/s, runt= 24101msec
    slat (msec): min=  118, max=21481, avg=17069.62, stdev=4139.71
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=14846, per=67.60%, avg=8685.53, stdev=5562.11
  write: io=98,360KiB, bw=6,674KiB/s, runt= 15090msec
    slat (msec): min=    0, max=  162, avg= 2.16, stdev= 6.06
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=88110, per=156.53%, avg=29405.00, stdev=50840.05
  cpu          : usr=5.05%, sys=1.66%, ctx=1054
  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=12,848KiB/s, minb=4,282KiB/s, maxb=4,467KiB/s, mint=23472msec, maxt=24484msec
  WRITE: io=270MiB, aggrb=18,785KiB/s, minb=5,795KiB/s, maxb=6,674KiB/s, mint=23472msec, maxt=24484msec

Disk stats (read/write):
  sda: ios=3399/1719, merge=1276/67349, ticks=105836/1770080, in_queue=1878908, util=98.33%
3.61user 1.21system 0:24.92elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2422minor)pagefaults 0swaps