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: [mmm] [17.6% done] [ 11724/     0 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [36.4% done] [ 10476/ 27136 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [50.0% done] [  1110/111185 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   112/ 26868 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: [VFF] [73.7% done] [  7772/     0 kb/s] [eta 00m:05s]
Threads: 3: [VFF] [83.3% done] [ 15975/     0 kb/s] [eta 00m:03s]
Threads: 3: [VFF] [94.1% done] [ 13516/     0 kb/s] [eta 00m:01s]
Threads: 3: [VFF] [100.0% done] [ 14112/     0 kb/s] [eta 00m:00s]
Threads: 3: [VFV] [69.2% done] [ 19448/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [67.9% done] [ 21868/     0 kb/s] [eta 00m:09s]
Threads: 2: [_VV] [71.4% done] [ 28428/     0 kb/s] [eta 00m:08s]
Threads: 2: [_VV] [87.5% done] [ 27180/     0 kb/s] [eta 00m:03s]
Threads: 2: [_VV] [95.7% done] [ 31644/     0 kb/s] [eta 00m:01s]
Threads: 2: [_VV] [100.0% done] [ 27952/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 27688/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=29597
  read : io=100MiB, bw=5,199KiB/s, runt= 20167msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  438, avg=43.99, stdev=76.73
    bw (KiB/s) : min=    0, max=21440, per=78.92%, avg=9746.40, stdev=6400.10
  write: io=88,844KiB, bw=6,646KiB/s, runt= 13688msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  391, avg= 1.68, stdev=17.52
    bw (KiB/s) : min=    0, max=111362, per=276.30%, avg=39590.67, stdev=62266.12
  cpu          : usr=4.07%, sys=2.20%, ctx=4970
  IO depths    : 1=2.0%, 2=54.2%, 4=30.7%, 8=13.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.1%, 4=1.1%, 10=21.5%, 20=10.8%, 50=6.7%, 100=3.9%
     lat (msec): 250=5.5%, 500=2.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=29598
  read : io=100MiB, bw=4,160KiB/s, runt= 25202msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  383, avg=48.88, stdev=72.74
    bw (KiB/s) : min=   14, max=26112, per=69.66%, avg=8602.13, stdev=6521.74
  write: io=84,284KiB, bw=4,655KiB/s, runt= 18540msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  206, avg= 2.56, stdev=13.24
    bw (KiB/s) : min=    0, max=17213, per=71.41%, avg=10232.33, stdev=9055.49
  cpu          : usr=2.89%, sys=1.52%, ctx=5518
  IO depths    : 1=2.1%, 2=49.1%, 4=32.3%, 8=16.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=40.8%, 4=0.7%, 10=22.2%, 20=15.4%, 50=7.4%, 100=1.9%
     lat (msec): 250=9.8%, 500=1.6%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=29599
  read : io=100MiB, bw=4,116KiB/s, runt= 25471msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  991, avg=53.95, stdev=105.07
    bw (KiB/s) : min=    8, max=22040, per=66.38%, avg=8196.73, stdev=7461.03
  write: io=86,320KiB, bw=4,987KiB/s, runt= 17724msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  182, avg= 0.99, stdev= 8.49
    bw (KiB/s) : min=    0, max=11827, per=41.27%, avg=5913.50, stdev=8362.95
  cpu          : usr=2.75%, sys=1.38%, ctx=5573
  IO depths    : 1=1.5%, 2=51.8%, 4=29.7%, 8=17.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.5%, 4=0.2%, 10=16.6%, 20=15.9%, 50=7.4%, 100=2.1%
     lat (msec): 250=9.7%, 500=0.8%, 750=0.2%, 1000=0.4%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,349KiB/s, minb=4,116KiB/s, maxb=5,199KiB/s, mint=20167msec, maxt=25471msec
  WRITE: io=253MiB, aggrb=14,329KiB/s, minb=4,655KiB/s, maxb=6,646KiB/s, mint=20167msec, maxt=25471msec

Disk stats (read/write):
  sda: ios=3844/1906, merge=1323/62849, ticks=79240/1841016, in_queue=1942424, util=98.65%
2.28user 1.25system 0:25.77elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2476minor)pagefaults 0swaps