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] [11.5% done] [  8444/ 18164 kb/s] [eta 00m:23s]
Threads: 3: [mmm] [16.7% done] [ 20716/  8396 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [23.8% done] [  7444/ 17968 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [28.6% done] [ 17804/  9332 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [35.0% done] [ 15468/  8184 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [40.0% done] [  6660/ 14928 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [45.0% done] [ 16312/  5940 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [52.6% done] [ 19228/  3512 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [55.0% done] [  4684/  8428 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [60.0% done] [  7604/  3764 kb/s] [eta 00m:08s]
Threads: 3: [mFm] [61.9% done] [  6436/  3568 kb/s] [eta 00m:08s]
Threads: 3: [mFF] [63.6% done] [  7656/     0 kb/s] [eta 00m:08s]
Threads: 3: [FFF] [100.0% done] [  2776/  2276 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: 2: [FEF] [100.0% done] [ 44268/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=15227
  read : io=100MiB, bw=4,960KiB/s, runt= 21138msec
    clat (msec): min=    0, max=  629, avg= 4.92, stdev=30.97
    bw (KiB/s) : min=    0, max=12776, per=32.05%, avg=4753.27, stdev=4424.22
  write: io=44,940KiB, bw=2,204KiB/s, runt= 20875msec
    clat (msec): min=    0, max=  294, avg= 8.14, stdev=36.20
    bw (KiB/s) : min=    0, max=11476, per=73.26%, avg=4540.94, stdev=4238.04
  cpu          : usr=4.86%, sys=1.06%, ctx=3386
  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=85.2%, 4=1.8%, 10=4.6%, 20=5.5%, 50=0.3%, 100=0.5%
     lat (msec): 250=1.8%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15228
  read : io=100MiB, bw=5,148KiB/s, runt= 20367msec
    clat (msec): min=    0, max=  264, avg= 4.18, stdev=25.50
    bw (KiB/s) : min=   10, max=14437, per=36.38%, avg=5395.32, stdev=4677.37
  write: io=44,960KiB, bw=2,289KiB/s, runt= 20108msec
    clat (msec): min=    0, max=  283, avg= 7.47, stdev=33.56
    bw (KiB/s) : min=    0, max=19346, per=91.10%, avg=5646.53, stdev=5529.58
  cpu          : usr=4.75%, sys=1.47%, ctx=2668
  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=87.4%, 4=1.4%, 10=4.1%, 20=4.1%, 50=0.5%, 100=0.3%
     lat (msec): 250=1.9%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15229
  read : io=100MiB, bw=4,944KiB/s, runt= 21209msec
    clat (msec): min=    0, max=  334, avg= 5.06, stdev=26.93
    bw (KiB/s) : min=    8, max=13664, per=33.73%, avg=5002.55, stdev=4425.34
  write: io=37,168KiB, bw=1,813KiB/s, runt= 20991msec
    clat (msec): min=    0, max=  286, avg= 8.24, stdev=32.26
    bw (KiB/s) : min=    0, max=16743, per=79.36%, avg=4918.64, stdev=5639.62
  cpu          : usr=4.43%, sys=1.06%, ctx=3819
  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=81.8%, 4=2.2%, 10=6.3%, 20=6.0%, 50=1.0%, 100=0.5%
     lat (msec): 250=1.9%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,832KiB/s, minb=4,944KiB/s, maxb=5,148KiB/s, mint=20367msec, maxt=21209msec
  WRITE: io=124MiB, aggrb=6,198KiB/s, minb=1,813KiB/s, maxb=2,289KiB/s, mint=20367msec, maxt=21209msec

Disk stats (read/write):
  sda: ios=9606/1358, merge=0/30464, ticks=39100/1344356, in_queue=1383456, util=98.40%
2.94user 0.82system 0:21.59elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (9606major+99973minor)pagefaults 0swaps