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] [8.1% done] [ 12052/ 45268 kb/s] [eta 00m:34s]
Threads: 3: [mFm] [30.8% done] [  6276/ 75412 kb/s] [eta 00m:09s]
Threads: 3: [FFm] [62.5% done] [  4556/ 55360 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [    68/ 13188 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: [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] [69.6% done] [  3476/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 21420/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 30140/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [79.2% done] [ 23160/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [87.0% done] [ 28832/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [91.3% done] [ 32640/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35784/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30256/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 22908/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=9036
  read : io=100MiB, bw=4,085KiB/s, runt= 25666msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1007, avg=63.53, stdev=116.97
    bw (KiB/s) : min=    7, max=18001, per=51.23%, avg=6278.41, stdev=4831.79
  write: io=83,552KiB, bw=5,336KiB/s, runt= 16032msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  102, avg= 0.84, stdev= 5.72
    bw (KiB/s) : min=    0, max=29836, per=90.16%, avg=14918.00, stdev=21097.24
  cpu          : usr=3.13%, sys=1.31%, ctx=6167
  IO depths    : 1=1.5%, 2=53.4%, 4=29.9%, 8=15.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.3%, 4=2.8%, 10=19.8%, 20=14.8%, 50=4.8%, 100=1.0%
     lat (msec): 250=7.0%, 500=3.8%, 750=0.3%, 1000=0.2%, >=2000=0.1%
fio: (groupid=0): err= 0: pid=9037
  read : io=100MiB, bw=4,163KiB/s, runt= 25186msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  777, avg=53.35, stdev=92.43
    bw (KiB/s) : min=    4, max=20004, per=61.91%, avg=7586.91, stdev=5707.78
  write: io=93,060KiB, bw=5,931KiB/s, runt= 16067msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  230, avg= 1.67, stdev=14.97
    bw (KiB/s) : min=    0, max=34762, per=125.60%, avg=20783.00, stdev=18352.66
  cpu          : usr=2.91%, sys=1.68%, ctx=5909
  IO depths    : 1=1.4%, 2=52.8%, 4=30.9%, 8=14.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.8%, 4=0.7%, 10=17.9%, 20=16.1%, 50=6.4%, 100=1.5%
     lat (msec): 250=7.5%, 500=2.7%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=9038
  read : io=100MiB, bw=4,178KiB/s, runt= 25093msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  563, avg=65.71, stdev=95.68
    bw (KiB/s) : min=    6, max=17219, per=56.33%, avg=6902.78, stdev=4746.66
  write: io=83,020KiB, bw=5,305KiB/s, runt= 16024msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  231, avg= 1.97, stdev=15.63
    bw (KiB/s) : min=    0, max=45289, per=125.69%, avg=20798.67, stdev=22869.08
  cpu          : usr=3.32%, sys=1.47%, ctx=5962
  IO depths    : 1=1.0%, 2=51.1%, 4=29.8%, 8=18.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=44.9%, 4=1.4%, 10=13.2%, 20=16.7%, 50=7.7%, 100=1.6%
     lat (msec): 250=11.0%, 500=3.3%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,255KiB/s, minb=4,085KiB/s, maxb=4,178KiB/s, mint=25093msec, maxt=25666msec
  WRITE: io=254MiB, aggrb=16,547KiB/s, minb=5,305KiB/s, maxb=5,931KiB/s, mint=25093msec, maxt=25666msec

Disk stats (read/write):
  sda: ios=3813/2107, merge=1388/62695, ticks=87164/1809288, in_queue=1897800, util=98.99%
2.43user 1.17system 0:25.96elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2468minor)pagefaults 0swaps