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] [12.0% done] [ 23780/ 10432 kb/s] [eta 00m:22s]
Threads: 3: [mmm] [16.0% done] [ 11660/ 21916 kb/s] [eta 00m:21s]
Threads: 3: [mmm] [23.8% done] [ 14392/ 16312 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [31.6% done] [ 27056/  3440 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [36.8% done] [ 18632/  8904 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [42.1% done] [  9732/  7140 kb/s] [eta 00m:11s]
Threads: 3: [Fmm] [47.4% done] [  7392/  5264 kb/s] [eta 00m:10s]
Threads: 3: [Fmm] [52.6% done] [  6074/  4352 kb/s] [eta 00m:09s]
Threads: 3: [Fmm] [57.9% done] [  9195/  5603 kb/s] [eta 00m:08s]
Threads: 3: [Fmm] [63.2% done] [  6680/  1405 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [65.0% done] [  5217/   414 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [66.7% done] [  5871/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   739/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VFF] [81.0% done] [ 18326/     0 kb/s] [eta 00m:04s]
Threads: 2: [_FF] [100.0% done] [ 26774/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=8420
  read : io=100MiB, bw=6,062KiB/s, runt= 17295msec
    clat (msec): min=    0, max=  247, avg= 2.58, stdev=19.75
    bw (KiB/s) : min=   11, max=37035, per=54.72%, avg=9073.58, stdev=11836.30
  write: io=44,396KiB, bw=2,667KiB/s, runt= 17042msec
    clat (msec): min=    0, max=  232, avg= 4.07, stdev=24.24
    bw (KiB/s) : min=    0, max=17949, per=167.18%, avg=9589.44, stdev=7522.12
  cpu          : usr=6.22%, sys=1.23%, ctx=1412
  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=92.6%, 4=0.9%, 10=2.5%, 20=2.0%, 50=0.3%, 100=0.3%
     lat (msec): 250=1.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=8421
  read : io=100MiB, bw=5,649KiB/s, runt= 18560msec
    clat (msec): min=    0, max=  298, avg= 5.53, stdev=25.42
    bw (KiB/s) : min=   33, max=15645, per=35.79%, avg=5933.95, stdev=5039.11
  write: io=29,956KiB, bw=1,668KiB/s, runt= 18386msec
    clat (msec): min=    0, max=  259, avg= 6.68, stdev=27.82
    bw (KiB/s) : min=    0, max=14080, per=105.31%, avg=6040.56, stdev=5915.32
  cpu          : usr=5.24%, sys=1.01%, ctx=4011
  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=78.8%, 4=2.8%, 10=7.1%, 20=7.1%, 50=1.5%, 100=0.3%
     lat (msec): 250=2.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=8422
  read : io=100MiB, bw=5,527KiB/s, runt= 18971msec
    clat (msec): min=    0, max=  278, avg= 4.91, stdev=23.91
    bw (KiB/s) : min=   15, max=14747, per=34.72%, avg=5756.87, stdev=4584.67
  write: io=30,936KiB, bw=1,685KiB/s, runt= 18793msec
    clat (msec): min=    0, max=  836, avg= 9.57, stdev=51.42
    bw (KiB/s) : min=    0, max=11019, per=67.86%, avg=3892.21, stdev=4212.30
  cpu          : usr=4.91%, sys=1.01%, ctx=3523
  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=82.6%, 4=2.3%, 10=5.7%, 20=5.9%, 50=0.7%, 100=0.4%
     lat (msec): 250=2.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,581KiB/s, minb=5,527KiB/s, maxb=6,062KiB/s, mint=17295msec, maxt=18971msec
  WRITE: io=103MiB, aggrb=5,736KiB/s, minb=1,668KiB/s, maxb=2,667KiB/s, mint=17295msec, maxt=18971msec

Disk stats (read/write):
  sda: ios=8724/1133, merge=0/25208, ticks=32424/1516004, in_queue=1569948, util=98.37%
2.98user 0.69system 0:19.26elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8724major+95402minor)pagefaults 0swaps