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: [mmF] [37.5% done] [  6593/ 75809 kb/s] [eta 00m:05s]
Threads: 3: [mmF] [66.7% done] [  4885/ 45685 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [   696/  4396 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: [VVV] [69.6% done] [ 12484/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 27340/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [78.3% done] [ 31752/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [86.4% done] [ 28816/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.2% done] [ 34472/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31996/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30684/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26180/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35112/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=18321
  read : io=100MiB, bw=4,191KiB/s, runt= 25017msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  667, avg=62.28, stdev=103.84
    bw (KiB/s) : min=    0, max=19800, per=57.97%, avg=7288.38, stdev=4722.10
  write: io=88,540KiB, bw=5,862KiB/s, runt= 15464msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  143, avg= 0.86, stdev= 7.45
    bw (KiB/s) : min=    0, max=44142, per=123.08%, avg=22071.00, stdev=31213.11
  cpu          : usr=2.83%, sys=1.41%, ctx=8198
  IO depths    : 1=1.2%, 2=52.4%, 4=30.7%, 8=15.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.7%, 4=1.2%, 10=16.2%, 20=17.9%, 50=4.4%, 100=0.7%
     lat (msec): 250=8.0%, 500=3.6%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=18322
  read : io=100MiB, bw=4,214KiB/s, runt= 24882msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  679, avg=61.19, stdev=95.63
    bw (KiB/s) : min=   21, max=19220, per=55.35%, avg=6959.08, stdev=5182.74
  write: io=90,752KiB, bw=6,009KiB/s, runt= 15464msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  342, avg= 1.89, stdev=20.11
    bw (KiB/s) : min=    0, max=135536, per=264.94%, avg=47508.33, stdev=76314.25
  cpu          : usr=2.83%, sys=1.53%, ctx=8122
  IO depths    : 1=1.0%, 2=50.9%, 4=28.9%, 8=19.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.5%, 4=0.8%, 10=13.3%, 20=17.0%, 50=6.5%, 100=4.6%
     lat (msec): 250=8.1%, 500=2.9%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=18323
  read : io=100MiB, bw=4,247KiB/s, runt= 24685msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  462, avg=52.69, stdev=81.94
    bw (KiB/s) : min=   16, max=17299, per=67.53%, avg=8491.05, stdev=5584.29
  write: io=92,300KiB, bw=6,094KiB/s, runt= 15509msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  199, avg= 0.82, stdev= 9.28
    bw (KiB/s) : min=    0, max=22132, per=61.71%, avg=11066.00, stdev=15649.69
  cpu          : usr=3.11%, sys=1.44%, ctx=7970
  IO depths    : 1=1.2%, 2=51.1%, 4=31.3%, 8=16.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.0%, 4=1.8%, 10=14.6%, 20=19.3%, 50=3.9%, 100=2.2%
     lat (msec): 250=8.9%, 500=2.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,573KiB/s, minb=4,191KiB/s, maxb=4,247KiB/s, mint=24685msec, maxt=25017msec
  WRITE: io=265MiB, aggrb=17,932KiB/s, minb=5,862KiB/s, maxb=6,094KiB/s, mint=24685msec, maxt=25017msec

Disk stats (read/write):
  sda: ios=3688/2204, merge=1266/65606, ticks=71300/2138932, in_queue=2211520, util=99.07%
2.23user 1.15system 0:25.33elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2472minor)pagefaults 0swaps