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: [FmF] [5.0% done] [  1015/ 35535 kb/s] [eta 00m:57s]
Threads: 3: [FmF] [40.0% done] [  1097/ 53065 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   528/ 42162 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: [VFF] [68.4% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [70.0% done] [ 19943/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [68.2% done] [ 24860/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 33692/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [85.0% done] [ 37392/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.0% done] [ 30732/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35004/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33276/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35254/     0 kb/s] [eta 00m:00s]
Threads: 1: [EEV] [100.0% done] [ 30800/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=25619
  read : io=100MiB, bw=4,743KiB/s, runt= 22106msec
    slat (msec): min=12095, max=21164, avg=16403.29, stdev=2300.06
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=25365, per=83.40%, avg=11649.50, stdev=6976.02
  write: io=100MiB, bw=8,118KiB/s, runt= 12916msec
    slat (msec): min=    0, max=   16, avg= 1.89, stdev= 2.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=112766, per=250.02%, avg=56383.00, stdev=79737.60
  cpu          : usr=5.90%, sys=1.56%, ctx=756
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 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=25620
  read : io=100MiB, bw=4,774KiB/s, runt= 21960msec
    slat (msec): min=  159, max=17166, avg=12857.30, stdev=3816.59
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=25785, per=58.31%, avg=8144.95, stdev=6784.80
  write: io=93,740KiB, bw=7,387KiB/s, runt= 12993msec
    slat (msec): min=    0, max=   41, avg= 1.91, stdev= 3.22
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=42512, per=94.26%, avg=21256.00, stdev=30060.52
  cpu          : usr=5.41%, sys=1.99%, ctx=860
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 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=25621
  read : io=100MiB, bw=4,656KiB/s, runt= 22520msec
    slat (msec): min=  113, max=20330, avg=16694.43, stdev=3732.26
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   17, max=19872, per=68.88%, avg=9621.13, stdev=6297.21
  write: io=94,800KiB, bw=7,348KiB/s, runt= 13211msec
    slat (msec): min=    0, max=   13, avg= 1.73, stdev= 1.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=112664, per=249.80%, avg=56332.00, stdev=79665.48
  cpu          : usr=5.40%, sys=2.22%, ctx=850
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,968KiB/s, minb=4,656KiB/s, maxb=4,774KiB/s, mint=21960msec, maxt=22520msec
  WRITE: io=284MiB, aggrb=22,551KiB/s, minb=7,348KiB/s, maxb=8,118KiB/s, mint=21960msec, maxt=22520msec

Disk stats (read/write):
  sda: ios=3126/1941, merge=1330/70629, ticks=86076/1698732, in_queue=1786052, util=99.06%
3.77user 1.30system 0:22.79elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2416minor)pagefaults 0swaps