fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mFF] [50.0% done] [  3804/ 95332 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [44.4% done] [   680/     0 kb/s] [eta 00m:05s]
Threads: 3: [mFF] [62.5% done] [   448/ 19500 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [60.0% done] [   384/   236 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [58.3% done] [   624/     0 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   284/ 13329 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] [68.2% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 16368/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 30880/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [78.3% done] [ 29784/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [86.4% done] [ 25232/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.2% done] [ 33092/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 38284/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34564/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26608/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 34420/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=24013
  read : io=100MiB, bw=4,245KiB/s, runt= 24699msec
    slat (msec): min=   89, max=17028, avg=11940.14, stdev=4470.66
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=18249, per=55.37%, avg=7025.92, stdev=5612.07
  write: io=84,992KiB, bw=5,747KiB/s, runt= 15143msec
    slat (msec): min=    0, max=  329, avg= 4.82, stdev=31.42
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=25998, per=66.06%, avg=12601.00, stdev=14517.50
  cpu          : usr=4.94%, sys=1.59%, ctx=994
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=24014
  read : io=100MiB, bw=4,229KiB/s, runt= 24792msec
    slat (msec): min=  134, max=21896, avg=17249.89, stdev=4663.40
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   12, max=25365, per=67.36%, avg=8546.05, stdev=6951.57
  write: io=97,744KiB, bw=6,609KiB/s, runt= 15143msec
    slat (msec): min=    0, max=   15, avg= 1.85, stdev= 2.10
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22606, per=59.25%, avg=11303.00, stdev=15984.86
  cpu          : usr=5.24%, sys=1.60%, ctx=874
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=24015
  read : io=100MiB, bw=4,336KiB/s, runt= 24180msec
    slat (msec): min=  149, max=22747, avg=18441.89, stdev=3153.22
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   16, max=24399, per=84.05%, avg=10664.17, stdev=7241.40
  write: io=99,372KiB, bw=6,728KiB/s, runt= 15124msec
    slat (msec): min=    0, max=   16, avg= 1.98, stdev= 2.21
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=111815, per=293.08%, avg=55907.50, stdev=79065.14
  cpu          : usr=5.36%, sys=1.56%, ctx=775
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,688KiB/s, minb=4,229KiB/s, maxb=4,336KiB/s, mint=24180msec, maxt=24792msec
  WRITE: io=275MiB, aggrb=19,076KiB/s, minb=5,747KiB/s, maxb=6,728KiB/s, mint=24180msec, maxt=24792msec

Disk stats (read/write):
  sda: ios=3246/2564, merge=1330/67770, ticks=74344/1928908, in_queue=2007392, util=99.29%
3.84user 1.20system 0:25.03elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2422minor)pagefaults 0swaps