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: [mFm] [42.9% done] [ 10192/ 40680 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [   248/ 71784 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVV] [68.2% done] [   660/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 17616/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 30664/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [78.3% done] [ 25688/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [82.6% done] [ 30197/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [95.2% done] [ 33920/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 35098/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34424/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28383/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 30860/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=21677
  read : io=100MiB, bw=4,232KiB/s, runt= 24773msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  662, avg=55.60, stdev=89.83
    bw (KiB/s) : min=    0, max=17002, per=64.68%, avg=8182.55, stdev=5376.83
  write: io=86,532KiB, bw=5,684KiB/s, runt= 15589msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  175, avg= 1.18, stdev=11.60
    bw (KiB/s) : min=    0, max=18121, per=50.19%, avg=9060.50, stdev=12813.48
  cpu          : usr=2.84%, sys=1.34%, ctx=6683
  IO depths    : 1=1.0%, 2=51.8%, 4=30.3%, 8=16.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.2%, 4=1.8%, 10=14.7%, 20=17.8%, 50=4.0%, 100=2.8%
     lat (msec): 250=9.2%, 500=2.1%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=21678
  read : io=100MiB, bw=4,288KiB/s, runt= 24449msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  876, avg=55.75, stdev=96.85
    bw (KiB/s) : min=   19, max=18030, per=66.76%, avg=8444.64, stdev=5990.74
  write: io=94,004KiB, bw=6,357KiB/s, runt= 15140msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   43, avg= 0.41, stdev= 2.07
    bw (KiB/s) : min=    0, max=21974, per=60.86%, avg=10987.00, stdev=15537.96
  cpu          : usr=3.34%, sys=1.83%, ctx=6607
  IO depths    : 1=0.8%, 2=50.8%, 4=32.1%, 8=16.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.1%, 4=2.4%, 10=13.4%, 20=20.2%, 50=4.5%, 100=2.1%
     lat (msec): 250=7.8%, 500=1.8%, 750=0.4%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=21679
  read : io=100MiB, bw=4,217KiB/s, runt= 24865msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  702, avg=54.31, stdev=92.33
    bw (KiB/s) : min=    1, max=17716, per=57.66%, avg=7293.59, stdev=5535.82
  write: io=94,308KiB, bw=6,361KiB/s, runt= 15180msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   55, avg= 0.29, stdev= 2.11
    bw (KiB/s) : min=    0, max=125026, per=230.91%, avg=41687.00, stdev=72173.69
  cpu          : usr=3.10%, sys=1.79%, ctx=5536
  IO depths    : 1=1.4%, 2=54.5%, 4=30.7%, 8=13.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.1%, 4=0.3%, 10=18.2%, 20=13.3%, 50=6.4%, 100=2.5%
     lat (msec): 250=7.5%, 500=2.4%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,650KiB/s, minb=4,217KiB/s, maxb=4,288KiB/s, mint=24449msec, maxt=24865msec
  WRITE: io=268MiB, aggrb=18,053KiB/s, minb=5,684KiB/s, maxb=6,361KiB/s, mint=24449msec, maxt=24865msec

Disk stats (read/write):
  sda: ios=3460/2282, merge=1135/66409, ticks=78324/1959408, in_queue=2037736, util=99.32%
2.34user 1.30system 0:25.17elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2487minor)pagefaults 0swaps