fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [FmF] [60.0% done] [   827/143155 kb/s] [eta 00m:02s]
Threads: 3: [FmF] [57.1% done] [   543/     0 kb/s] [eta 00m:03s]
Threads: 3: [FmF] [55.6% done] [   303/   358 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [54.5% done] [   382/   287 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [53.8% done] [   279/   259 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [53.3% done] [   496/     0 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [56.2% done] [  1358/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   102/ 18932 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] [ 11224/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 25005/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [81.0% done] [ 31070/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.7% done] [ 28187/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.0% done] [ 34481/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 35977/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34504/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28762/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 29388/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=27683
  read : io=100MiB, bw=4,273KiB/s, runt= 24534msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  695, avg=54.83, stdev=92.10
    bw (KiB/s) : min=    6, max=23216, per=65.74%, avg=8409.71, stdev=6365.01
  write: io=93,816KiB, bw=6,477KiB/s, runt= 14832msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  374, avg= 1.62, stdev=20.07
    bw (KiB/s) : min=    0, max=131981, per=251.48%, avg=48639.00, stdev=72511.86
  cpu          : usr=3.07%, sys=1.83%, ctx=5098
  IO depths    : 1=2.7%, 2=57.3%, 4=29.2%, 8=10.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=50.0%, 4=0.4%, 10=14.4%, 20=16.0%, 50=7.1%, 100=1.4%
     lat (msec): 250=8.5%, 500=1.8%, 750=0.3%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=27684
  read : io=100MiB, bw=4,416KiB/s, runt= 23742msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1067, avg=80.07, stdev=146.46
    bw (KiB/s) : min=   16, max=17288, per=42.73%, avg=5466.25, stdev=5597.11
  write: io=88,824KiB, bw=6,130KiB/s, runt= 14836msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  955, avg= 8.66, stdev=72.44
    bw (KiB/s) : min=    0, max=134635, per=118.24%, avg=22869.67, stdev=54759.11
  cpu          : usr=2.95%, sys=2.12%, ctx=4947
  IO depths    : 1=2.5%, 2=55.3%, 4=28.1%, 8=14.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.6%, 4=0.6%, 10=11.9%, 20=15.0%, 50=8.6%, 100=2.8%
     lat (msec): 250=7.5%, 500=4.0%, 750=1.1%, 1000=0.6%, >=2000=0.1%
fio: (groupid=0): err= 0: pid=27685
  read : io=100MiB, bw=4,264KiB/s, runt= 24590msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  862, avg=49.25, stdev=92.59
    bw (KiB/s) : min=    0, max=20062, per=71.07%, avg=9091.58, stdev=5932.32
  write: io=97,584KiB, bw=6,737KiB/s, runt= 14832msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  225, avg= 0.65, stdev= 8.87
    bw (KiB/s) : min=    0, max=134291, per=347.17%, avg=67145.50, stdev=94958.08
  cpu          : usr=3.09%, sys=1.85%, ctx=5200
  IO depths    : 1=3.3%, 2=58.0%, 4=29.0%, 8=9.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=51.5%, 4=0.2%, 10=14.7%, 20=16.4%, 50=7.4%, 100=1.2%
     lat (msec): 250=6.3%, 500=1.9%, 750=0.3%, 1000=0.1%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,792KiB/s, minb=4,264KiB/s, maxb=4,416KiB/s, mint=23742msec, maxt=24590msec
  WRITE: io=274MiB, aggrb=19,341KiB/s, minb=6,130KiB/s, maxb=6,737KiB/s, mint=23742msec, maxt=24590msec

Disk stats (read/write):
  sda: ios=3381/2333, merge=1141/67497, ticks=86960/1742864, in_queue=1857368, util=99.24%
2.26user 1.47system 0:24.94elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2470minor)pagefaults 0swaps