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] [37.5% done] [ 10372/ 37668 kb/s] [eta 00m:05s]
Threads: 3: [mmF] [40.0% done] [  7888/ 47108 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [41.7% done] [  4776/ 11320 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [66.7% done] [  1680/ 38236 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/  1833 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] [  1912/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 20056/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 25080/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [82.6% done] [ 27012/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.9% done] [ 29220/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.5% done] [ 33552/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 33480/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30432/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28448/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=1300
  read : io=100MiB, bw=4,115KiB/s, runt= 25476msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  852, avg=61.49, stdev=103.02
    bw (KiB/s) : min=    0, max=20766, per=57.89%, avg=7106.72, stdev=5749.99
  write: io=89,992KiB, bw=5,736KiB/s, runt= 16064msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  359, avg= 2.84, stdev=24.05
    bw (KiB/s) : min=    0, max=32009, per=95.66%, avg=15807.25, stdev=13112.04
  cpu          : usr=2.72%, sys=1.51%, ctx=6234
  IO depths    : 1=1.2%, 2=51.5%, 4=31.5%, 8=15.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.1%, 4=0.4%, 10=18.2%, 20=14.8%, 50=5.6%, 100=2.1%
     lat (msec): 250=10.1%, 500=2.1%, 750=0.1%, 1000=0.2%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=1301
  read : io=100MiB, bw=4,165KiB/s, runt= 25174msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  779, avg=71.83, stdev=109.31
    bw (KiB/s) : min=   24, max=15179, per=53.18%, avg=6528.15, stdev=4150.30
  write: io=77,728KiB, bw=4,951KiB/s, runt= 16076msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  198, avg= 1.50, stdev=13.88
    bw (KiB/s) : min=    0, max=10794, per=32.66%, avg=5397.00, stdev=7632.51
  cpu          : usr=2.46%, sys=1.29%, ctx=6520
  IO depths    : 1=0.9%, 2=49.6%, 4=29.3%, 8=20.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.5%, 4=0.4%, 10=12.6%, 20=16.3%, 50=7.6%, 100=3.6%
     lat (msec): 250=10.2%, 500=2.9%, 750=0.7%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=1302
  read : io=100MiB, bw=4,092KiB/s, runt= 25625msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  699, avg=61.10, stdev=99.43
    bw (KiB/s) : min=    6, max=16836, per=58.61%, avg=7194.95, stdev=5179.25
  write: io=91,724KiB, bw=5,844KiB/s, runt= 16072msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   95, avg= 0.54, stdev= 4.69
    bw (KiB/s) : min=    0, max=17361, per=52.53%, avg=8680.50, stdev=12276.08
  cpu          : usr=2.75%, sys=1.31%, ctx=6284
  IO depths    : 1=1.2%, 2=51.6%, 4=30.7%, 8=16.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.3%, 4=0.3%, 10=15.7%, 20=16.2%, 50=6.2%, 100=2.4%
     lat (msec): 250=9.3%, 500=2.1%, 750=0.4%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,276KiB/s, minb=4,092KiB/s, maxb=4,165KiB/s, mint=25174msec, maxt=25625msec
  WRITE: io=253MiB, aggrb=16,525KiB/s, minb=4,951KiB/s, maxb=5,844KiB/s, mint=25174msec, maxt=25625msec

Disk stats (read/write):
  sda: ios=3951/1944, merge=1335/62871, ticks=76436/2168540, in_queue=2244976, util=99.18%
2.06user 1.10system 0:25.89elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2471minor)pagefaults 0swaps