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] [17.6% done] [ 13328/ 17252 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [25.0% done] [ 17861/ 16680 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [31.2% done] [ 26532/  5464 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [37.5% done] [ 17140/ 17756 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [46.7% done] [ 21984/ 16940 kb/s] [eta 00m:08s]
Threads: 3: [mmm] [53.3% done] [ 15076/ 14076 kb/s] [eta 00m:07s]
Threads: 3: [mmm] [60.0% done] [  6032/  9956 kb/s] [eta 00m:06s]
Threads: 3: [Fmm] [62.5% done] [  5940/  4656 kb/s] [eta 00m:06s]
Threads: 3: [Fmm] [64.7% done] [  5600/  1032 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [66.7% done] [  5204/  2152 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [68.4% done] [  1512/    40 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [66.7% done] [   668/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   132/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [VFE] [89.5% done] [ 67385/     0 kb/s] [eta 00m:02s]
Threads: 1: [_V_] [81.8% done] [ 45928/     0 kb/s] [eta 00m:04s]
fio: (groupid=0): err= 0: pid=9979
  read : io=100MiB, bw=6,017KiB/s, runt= 17424msec
    clat (msec): min=    0, max=  287, avg= 2.37, stdev=19.20
    bw (KiB/s) : min=    0, max=13066, per=29.51%, avg=5029.38, stdev=5599.43
  write: io=58,088KiB, bw=3,480KiB/s, runt= 17092msec
    clat (msec): min=    0, max=  350, avg= 6.08, stdev=29.28
    bw (KiB/s) : min=    0, max=19239, per=87.23%, avg=6844.29, stdev=6043.30
  cpu          : usr=6.43%, sys=1.49%, ctx=2169
  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=89.9%, 4=1.4%, 10=3.3%, 20=3.1%, 50=0.4%, 100=0.3%
     lat (msec): 250=1.2%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=9980
  read : io=100MiB, bw=5,681KiB/s, runt= 18456msec
    clat (msec): min=    0, max=  693, avg= 4.63, stdev=34.90
    bw (KiB/s) : min=    6, max=16441, per=27.85%, avg=4745.90, stdev=5584.66
  write: io=48,272KiB, bw=2,718KiB/s, runt= 18184msec
    clat (msec): min=    0, max=  318, avg= 8.38, stdev=35.73
    bw (KiB/s) : min=    0, max=14376, per=61.17%, avg=4799.56, stdev=5078.99
  cpu          : usr=5.22%, sys=1.15%, ctx=3686
  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=83.4%, 4=2.2%, 10=5.6%, 20=5.6%, 50=0.7%, 100=0.2%
     lat (msec): 250=1.8%, 500=0.2%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=9981
  read : io=100MiB, bw=6,105KiB/s, runt= 17173msec
    clat (msec): min=    0, max=  760, avg= 4.90, stdev=33.14
    bw (KiB/s) : min=    7, max=15286, per=32.38%, avg=5518.30, stdev=4744.19
  write: io=32,968KiB, bw=1,987KiB/s, runt= 16982msec
    clat (msec): min=    0, max=  293, avg= 6.11, stdev=32.50
    bw (KiB/s) : min=    0, max=14227, per=60.30%, avg=4731.50, stdev=5655.84
  cpu          : usr=5.73%, sys=0.95%, ctx=2043
  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=88.7%, 4=1.1%, 10=3.9%, 20=3.7%, 50=0.3%, 100=0.2%
     lat (msec): 250=1.6%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=17,044KiB/s, minb=5,681KiB/s, maxb=6,105KiB/s, mint=17173msec, maxt=18456msec
  WRITE: io=136MiB, aggrb=7,846KiB/s, minb=1,987KiB/s, maxb=3,480KiB/s, mint=17173msec, maxt=18456msec

Disk stats (read/write):
  sda: ios=7753/1334, merge=0/33540, ticks=33984/1276868, in_queue=1310852, util=97.00%
3.07user 0.70system 0:18.96elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (7753major+104885minor)pagefaults 0swaps