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] [21.4% done] [ 24252/ 10848 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [28.6% done] [ 22596/ 13496 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [35.7% done] [  9852/ 19344 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [40.0% done] [  5860/ 12076 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [46.7% done] [ 11752/ 16268 kb/s] [eta 00m:08s]
Threads: 3: [mmm] [53.3% done] [ 27144/ 10464 kb/s] [eta 00m:07s]
Threads: 3: [mmm] [60.0% done] [ 14236/ 11540 kb/s] [eta 00m:06s]
Threads: 3: [mmm] [62.5% done] [  7796/  2628 kb/s] [eta 00m:06s]
Threads: 3: [mmm] [64.7% done] [  4768/  1540 kb/s] [eta 00m:06s]
Threads: 3: [mmm] [66.7% done] [  6676/   944 kb/s] [eta 00m:06s]
Threads: 3: [Fmm] [68.4% done] [  4956/  1364 kb/s] [eta 00m:06s]
Threads: 2: [EFF] [100.0% done] [ 17048/    88 kb/s] [eta 00m:00s]
Threads: 2: [EFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [_VE] [95.0% done] [ 90015/     0 kb/s] [eta 00m:01s]
fio: (groupid=0): err= 0: pid=14236
  read : io=100MiB, bw=7,504KiB/s, runt= 13973msec
    clat (msec): min=    0, max=  317, avg= 6.18, stdev=30.91
    bw (KiB/s) : min=    8, max=13278, per=44.96%, avg=7297.95, stdev=4812.73
  write: io=15,844KiB, bw=1,169KiB/s, runt= 13877msec
    clat (msec): min=    0, max=  224, avg= 4.33, stdev=24.46
    bw (KiB/s) : min=    0, max=13582, per=80.42%, avg=5240.67, stdev=6277.73
  cpu          : usr=5.98%, sys=1.12%, ctx=2910
  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=84.2%, 4=1.4%, 10=5.6%, 20=5.3%, 50=0.8%, 100=0.4%
     lat (msec): 250=1.8%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14237
  read : io=100MiB, bw=5,410KiB/s, runt= 19379msec
    clat (msec): min=    0, max=  308, avg= 3.76, stdev=25.08
    bw (KiB/s) : min=    6, max=14078, per=25.65%, avg=4163.89, stdev=4819.99
  write: io=56,416KiB, bw=3,032KiB/s, runt= 19051msec
    clat (msec): min=    0, max=  324, avg= 7.31, stdev=36.16
    bw (KiB/s) : min=    0, max=14380, per=77.00%, avg=5018.33, stdev=5111.24
  cpu          : usr=5.41%, sys=1.22%, ctx=2353
  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=88.2%, 4=1.4%, 10=4.3%, 20=3.5%, 50=0.3%, 100=0.3%
     lat (msec): 250=1.5%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14238
  read : io=100MiB, bw=5,444KiB/s, runt= 19260msec
    clat (msec): min=    0, max=  320, avg= 3.45, stdev=21.82
    bw (KiB/s) : min=   10, max=17930, per=31.07%, avg=5042.84, stdev=6049.14
  write: io=49,000KiB, bw=2,644KiB/s, runt= 18973msec
    clat (msec): min=    0, max=  621, avg= 9.44, stdev=43.45
    bw (KiB/s) : min=    0, max=15462, per=68.15%, avg=4441.55, stdev=5083.60
  cpu          : usr=5.13%, sys=1.04%, ctx=3151
  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=85.3%, 4=1.6%, 10=5.1%, 20=5.2%, 50=0.5%, 100=0.3%
     lat (msec): 250=1.6%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,232KiB/s, minb=5,410KiB/s, maxb=7,504KiB/s, mint=13973msec, maxt=19379msec
  WRITE: io=118MiB, aggrb=6,517KiB/s, minb=1,169KiB/s, maxb=3,032KiB/s, mint=13973msec, maxt=19379msec

Disk stats (read/write):
  sda: ios=8119/1313, merge=0/29054, ticks=36372/1248792, in_queue=1285164, util=90.90%
2.88user 0.66system 0:21.21elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8119major+99992minor)pagefaults 0swaps