fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [14.3% done] [ 22336/  4912 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [21.1% done] [ 14580/ 14800 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [25.0% done] [ 25048/  4256 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [30.0% done] [ 18824/  7380 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [38.9% done] [ 27172/  6556 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [44.4% done] [ 22044/  5356 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [50.0% done] [ 17060/  3828 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [52.6% done] [  8784/  5144 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [57.9% done] [  7696/  4288 kb/s] [eta 00m:08s]
Threads: 3: [Fmm] [63.2% done] [  6556/  2996 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [65.0% done] [  6548/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [66.7% done] [  5396/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [  1255/     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]
fio: (groupid=0): err= 0: pid=12829
  read : io=100MiB, bw=5,927KiB/s, runt= 17691msec
    clat (msec): min=    0, max=  243, avg= 3.71, stdev=22.54
    bw (KiB/s) : min=    0, max=22176, per=33.93%, avg=5890.79, stdev=5983.87
  write: io=40,800KiB, bw=2,393KiB/s, runt= 17456msec
    clat (msec): min=    0, max=  301, avg= 6.24, stdev=31.13
    bw (KiB/s) : min=    0, max=13637, per=113.59%, avg=4844.80, stdev=5390.12
  cpu          : usr=5.72%, sys=1.06%, ctx=2585
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=88.4%, 4=1.0%, 10=3.4%, 20=4.6%, 50=0.5%, 100=0.2%
     lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12830
  read : io=100MiB, bw=5,887KiB/s, runt= 17809msec
    clat (msec): min=    0, max=  290, avg= 4.90, stdev=26.88
    bw (KiB/s) : min=    5, max=15065, per=39.82%, avg=6912.36, stdev=5248.56
  write: io=19,332KiB, bw=1,118KiB/s, runt= 17693msec
    clat (msec): min=    0, max=  281, avg= 9.04, stdev=37.78
    bw (KiB/s) : min=    0, max= 9926, per=69.18%, avg=2950.55, stdev=3375.61
  cpu          : usr=4.94%, sys=0.92%, ctx=2665
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=84.8%, 4=2.1%, 10=5.3%, 20=4.7%, 50=0.4%, 100=0.1%
     lat (msec): 250=2.2%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12831
  read : io=100MiB, bw=5,787KiB/s, runt= 18119msec
    clat (msec): min=    0, max=  286, avg= 7.39, stdev=30.67
    bw (KiB/s) : min=   16, max=12016, per=35.29%, avg=6125.88, stdev=3422.89
  write: io=14,968KiB, bw=850KiB/s, runt= 18031msec
    clat (msec): min=    0, max=  244, avg=12.24, stdev=41.88
    bw (KiB/s) : min=    0, max= 8552, per=98.33%, avg=4193.71, stdev=4084.00
  cpu          : usr=4.86%, sys=0.79%, ctx=4008
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=77.1%, 4=2.3%, 10=7.1%, 20=8.4%, 50=1.3%, 100=0.9%
     lat (msec): 250=2.5%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=17,361KiB/s, minb=5,787KiB/s, maxb=5,927KiB/s, mint=17691msec, maxt=18119msec
  WRITE: io=75,100KiB, aggrb=4,265KiB/s, minb=850KiB/s, maxb=2,393KiB/s, mint=17691msec, maxt=18119msec

Disk stats (read/write):
  sda: ios=8946/966, merge=0/17856, ticks=36136/1233596, in_queue=1269732, util=98.85%
2.77user 0.52system 0:18.41elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8946major+87622minor)pagefaults 0swaps