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] [21.4% done] [   479/     0 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [21.1% done] [   284/     0 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [20.8% done] [   572/    24 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [21.4% done] [   568/   276 kb/s] [eta 00m:22s]
Threads: 3: [mmm] [21.9% done] [   853/    20 kb/s] [eta 00m:25s]
Threads: 3: [mFm] [22.2% done] [   654/ 14839 kb/s] [eta 00m:28s]
Threads: 3: [mFm] [22.5% done] [   353/   694 kb/s] [eta 00m:31s]
Threads: 3: [mFm] [22.7% done] [   158/   487 kb/s] [eta 00m:34s]
Threads: 3: [mFm] [22.9% done] [   178/     0 kb/s] [eta 00m:37s]
Threads: 3: [mFm] [23.1% done] [  1154/  8240 kb/s] [eta 00m:40s]
Threads: 3: [mFm] [23.2% done] [   146/     0 kb/s] [eta 00m:43s]
Threads: 3: [mVm] [24.1% done] [ 14409/     4 kb/s] [eta 00m:44s]
Threads: 3: [mVm] [25.0% done] [ 26810/     0 kb/s] [eta 00m:45s]
Threads: 3: [mVF] [26.7% done] [ 19122/ 23247 kb/s] [eta 00m:44s]
Threads: 3: [mVF] [28.3% done] [   370/     0 kb/s] [eta 00m:43s]
Threads: 3: [mVV] [30.0% done] [  8809/   410 kb/s] [eta 00m:42s]
Threads: 3: [mVV] [31.7% done] [ 24421/     0 kb/s] [eta 00m:41s]
Threads: 2: [mEV] [33.3% done] [ 34310/     0 kb/s] [eta 00m:40s]
Threads: 2: [m_V] [35.0% done] [ 27822/     0 kb/s] [eta 00m:39s]
Threads: 2: [m_V] [59.5% done] [ 32231/ 49603 kb/s] [eta 00m:15s]
Threads: 2: [F_V] [100.0% done] [  4047/ 11853 kb/s] [eta 00m:00s]
Threads: 2: [F_V] [100.0% done] [   633/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_V] [100.0% done] [   264/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [74.3% done] [ 14965/     0 kb/s] [eta 00m:09s]
Threads: 1: [V__] [93.1% done] [ 31119/     0 kb/s] [eta 00m:02s]
Threads: 1: [V__] [100.0% done] [ 35332/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=26721
  read : io=100MiB, bw=3,659KiB/s, runt= 28651msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 4654, avg=91.14, stdev=367.78
    bw (KiB/s) : min=   12, max=39526, per=43.83%, avg=4810.70, stdev=10668.01
  write: io=86,732KiB, bw=3,462KiB/s, runt= 25652msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 3315, avg=26.00, stdev=200.55
    bw (KiB/s) : min=    0, max=54890, per=68.66%, avg=7532.38, stdev=19178.22
  cpu          : usr=2.78%, sys=1.65%, ctx=9028
  IO depths    : 1=1.5%, 2=52.4%, 4=31.0%, 8=15.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=44.7%, 4=3.3%, 10=21.1%, 20=18.0%, 50=5.4%, 100=1.4%
     lat (msec): 250=1.8%, 500=1.1%, 750=0.4%, 1000=0.8%, >=2000=1.3%
fio: (groupid=0): err= 0: pid=26722
  read : io=100MiB, bw=5,179KiB/s, runt= 20225msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 2847, avg=60.37, stdev=224.85
    bw (KiB/s) : min=   39, max=27860, per=74.21%, avg=8144.37, stdev=9760.21
  write: io=96,140KiB, bw=7,294KiB/s, runt= 13496msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1671, avg= 5.64, stdev=70.30
    bw (KiB/s) : min=    0, max=91045, per=237.22%, avg=26025.00, stdev=43780.57
  cpu          : usr=4.39%, sys=2.39%, ctx=7059
  IO depths    : 1=0.9%, 2=50.4%, 4=31.2%, 8=17.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.9%, 4=5.8%, 10=9.9%, 20=19.8%, 50=8.6%, 100=4.4%
     lat (msec): 250=4.0%, 500=0.2%, 750=0.3%, 1000=0.2%, >=2000=0.7%
fio: (groupid=0): err= 0: pid=26723
  read : io=100MiB, bw=4,047KiB/s, runt= 25901msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 3379, avg=95.29, stdev=325.68
    bw (KiB/s) : min=    5, max=34263, per=47.82%, avg=5248.47, stdev=9577.41
  write: io=91,964KiB, bw=5,340KiB/s, runt= 17632msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 2863, avg=13.44, stdev=158.52
    bw (KiB/s) : min=    0, max=10911, per=26.63%, avg=2921.80, stdev=4731.80
  cpu          : usr=2.78%, sys=1.96%, ctx=8667
  IO depths    : 1=0.6%, 2=49.4%, 4=30.2%, 8=19.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.7%, 4=3.1%, 10=10.5%, 20=21.0%, 50=7.7%, 100=3.0%
     lat (msec): 250=4.1%, 500=0.8%, 750=1.0%, 1000=0.7%, >=2000=0.8%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=10,975KiB/s, minb=3,659KiB/s, maxb=5,179KiB/s, mint=20225msec, maxt=28651msec
  WRITE: io=268MiB, aggrb=10,971KiB/s, minb=3,462KiB/s, maxb=7,294KiB/s, mint=20225msec, maxt=28651msec

Disk stats (read/write):
  sda: ios=3654/3827, merge=1481/64453, ticks=94232/2126596, in_queue=2226980, util=98.32%
2.46user 1.52system 0:29.01elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2487minor)pagefaults 0swaps