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: [mFF] [50.0% done] [   348/ 35000 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [50.0% done] [   724/     0 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [50.0% done] [   968/     0 kb/s] [eta 00m:05s]
Threads: 3: [mFF] [54.5% done] [   584/     0 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   156/ 24960 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: [FVF] [71.4% done] [  7000/     0 kb/s] [eta 00m:06s]
Threads: 3: [FVF] [80.0% done] [  9372/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [68.0% done] [ 11796/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 18212/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.0% done] [ 28720/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [83.3% done] [ 33120/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [87.5% done] [ 32740/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [100.0% done] [ 33028/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 39012/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 34320/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 29248/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=26495
  read : io=100MiB, bw=4,017KiB/s, runt= 26099msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  931, avg=64.80, stdev=139.41
    bw (KiB/s) : min=    2, max=19410, per=53.06%, avg=6394.35, stdev=6492.15
  write: io=95,868KiB, bw=5,688KiB/s, runt= 17256msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  635, avg= 2.89, stdev=29.58
    bw (KiB/s) : min=    0, max=29047, per=69.74%, avg=12086.67, stdev=15124.37
  cpu          : usr=3.86%, sys=1.61%, ctx=8359
  IO depths    : 1=1.6%, 2=54.3%, 4=30.0%, 8=14.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=44.4%, 4=4.6%, 10=21.1%, 20=13.8%, 50=5.1%, 100=1.8%
     lat (msec): 250=4.4%, 500=3.2%, 750=1.0%, 1000=0.5%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26496
  read : io=100MiB, bw=4,353KiB/s, runt= 24086msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  547, avg=45.94, stdev=74.99
    bw (KiB/s) : min=   15, max=21909, per=78.82%, avg=9499.21, stdev=5403.52
  write: io=99,360KiB, bw=6,876KiB/s, runt= 14796msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  123, avg= 0.59, stdev= 4.43
    bw (KiB/s) : min=    0, max=127860, per=287.11%, avg=49762.75, stdev=61936.28
  cpu          : usr=4.25%, sys=2.13%, ctx=7889
  IO depths    : 1=0.9%, 2=54.9%, 4=31.1%, 8=13.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.5%, 4=4.5%, 10=15.7%, 20=14.6%, 50=7.0%, 100=3.4%
     lat (msec): 250=6.4%, 500=1.6%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26497
  read : io=100MiB, bw=4,074KiB/s, runt= 25729msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  447, avg=44.41, stdev=75.34
    bw (KiB/s) : min=    9, max=20375, per=79.63%, avg=9597.47, stdev=5960.52
  write: io=96,860KiB, bw=5,747KiB/s, runt= 17256msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   67, avg= 0.47, stdev= 3.18
    bw (KiB/s) : min=    0, max=115949, per=223.03%, avg=38655.67, stdev=66937.99
  cpu          : usr=3.11%, sys=1.82%, ctx=8476
  IO depths    : 1=1.6%, 2=52.6%, 4=32.4%, 8=13.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.1%, 4=2.1%, 10=17.5%, 20=17.7%, 50=4.4%, 100=1.4%
     lat (msec): 250=6.7%, 500=2.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,052KiB/s, minb=4,017KiB/s, maxb=4,353KiB/s, mint=24086msec, maxt=26099msec
  WRITE: io=285MiB, aggrb=17,332KiB/s, minb=5,688KiB/s, maxb=6,876KiB/s, mint=24086msec, maxt=26099msec

Disk stats (read/write):
  sda: ios=3180/2887, merge=1344/69997, ticks=90672/2105700, in_queue=2199292, util=97.52%
2.88user 1.47system 0:26.40elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2480minor)pagefaults 0swaps