fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [7.1% done] [ 10828/  4840 kb/s] [eta 00m:39s]
Threads: 3: [mmm] [9.8% done] [ 10109/  6800 kb/s] [eta 00m:37s]
Threads: 3: [mmm] [13.9% done] [  6384/ 10153 kb/s] [eta 00m:31s]
Threads: 3: [mmm] [16.7% done] [  2682/ 11307 kb/s] [eta 00m:30s]
Threads: 3: [mmm] [17.9% done] [  7683/  4147 kb/s] [eta 00m:32s]
Threads: 3: [mmm] [20.5% done] [  6683/  8459 kb/s] [eta 00m:31s]
Threads: 3: [mmm] [21.4% done] [  4966/  7002 kb/s] [eta 00m:33s]
Threads: 3: [mmm] [23.8% done] [  4411/  8428 kb/s] [eta 00m:32s]
Threads: 3: [mmm] [26.8% done] [  9637/  2402 kb/s] [eta 00m:30s]
Threads: 3: [mmm] [28.6% done] [  7750/  4363 kb/s] [eta 00m:30s]
Threads: 3: [mmm] [31.0% done] [  9917/   925 kb/s] [eta 00m:29s]
Threads: 3: [mmm] [33.3% done] [  9279/  1709 kb/s] [eta 00m:28s]
Threads: 3: [mmm] [34.9% done] [  6348/  4852 kb/s] [eta 00m:28s]
Threads: 3: [mmm] [38.1% done] [  4210/  7266 kb/s] [eta 00m:26s]
Threads: 3: [mmm] [39.5% done] [  2426/  8436 kb/s] [eta 00m:26s]
Threads: 3: [mmm] [40.9% done] [  6340/  3032 kb/s] [eta 00m:26s]
Threads: 3: [mmm] [42.2% done] [  4182/  4170 kb/s] [eta 00m:26s]
Threads: 3: [mmm] [43.5% done] [  5718/  1709 kb/s] [eta 00m:26s]
Threads: 3: [mmm] [44.7% done] [  3682/  4501 kb/s] [eta 00m:26s]
Threads: 3: [mVm] [45.1% done] [ 15430/   500 kb/s] [eta 00m:28s]
Threads: 3: [mVm] [46.2% done] [ 18432/   480 kb/s] [eta 00m:28s]
Threads: 3: [mVm] [46.3% done] [ 16805/   275 kb/s] [eta 00m:29s]
Threads: 2: [m_m] [46.4% done] [ 11681/  2705 kb/s] [eta 00m:30s]
Threads: 2: [m_V] [48.2% done] [  6931/     0 kb/s] [eta 00m:29s]
Threads: 2: [m_V] [49.1% done] [ 16935/     0 kb/s] [eta 00m:29s]
Threads: 2: [m_V] [49.2% done] [ 15868/     0 kb/s] [eta 00m:30s]
Threads: 1: [m__] [51.7% done] [ 10413/     0 kb/s] [eta 00m:28s]
Threads: 1: [m__] [57.4% done] [  4261/  4135 kb/s] [eta 00m:23s]
Threads: 1: [m__] [62.7% done] [  6403/   799 kb/s] [eta 00m:19s]
Threads: 1: [m__] [67.3% done] [  3513/  3347 kb/s] [eta 00m:16s]
Threads: 1: [V__] [77.3% done] [ 14249/     0 kb/s] [eta 00m:10s]
fio: (groupid=0): err= 0: pid=3493
  read : io=100MiB, bw=2,972KiB/s, runt= 35275msec
    clat (msec): min=    0, max=  241, avg=15.31, stdev=26.29
    bw (KiB/s) : min=   29, max=15996, per=36.33%, avg=3239.27, stdev=3500.02
  write: io=27,392KiB, bw=841KiB/s, runt= 33349msec
    clat (msec): min=    0, max=  656, avg=15.49, stdev=50.74
    bw (KiB/s) : min=    0, max= 8337, per=52.19%, avg=2032.14, stdev=2761.75
  cpu          : usr=2.48%, sys=0.26%, ctx=2180
  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=32.8%, 4=9.5%, 10=26.2%, 20=12.1%, 50=10.8%, 100=5.4%
     lat (msec): 250=3.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3494
  read : io=100MiB, bw=4,100KiB/s, runt= 25573msec
    clat (msec): min=    0, max=  117, avg= 8.30, stdev=11.65
    bw (KiB/s) : min=   25, max=21644, per=63.89%, avg=5697.18, stdev=6409.37
  write: io=59,384KiB, bw=2,848KiB/s, runt= 21345msec
    clat (msec): min=    0, max=  234, avg=11.75, stdev=26.24
    bw (KiB/s) : min=    0, max= 9801, per=102.39%, avg=3987.14, stdev=3035.52
  cpu          : usr=4.36%, sys=0.47%, ctx=2417
  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=42.6%, 4=8.4%, 10=19.8%, 20=15.2%, 50=10.6%, 100=2.5%
     lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3495
  read : io=100MiB, bw=3,525KiB/s, runt= 29742msec
    clat (msec): min=    0, max=  203, avg=10.84, stdev=15.51
    bw (KiB/s) : min=   11, max=18865, per=50.39%, avg=4493.14, stdev=4425.15
  write: io=40,060KiB, bw=1,531KiB/s, runt= 26782msec
    clat (msec): min=    0, max=  263, avg=13.27, stdev=30.43
    bw (KiB/s) : min=    0, max= 7200, per=69.68%, avg=2713.25, stdev=2566.36
  cpu          : usr=3.09%, sys=0.30%, ctx=2397
  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=37.8%, 4=7.9%, 10=20.7%, 20=16.5%, 50=12.7%, 100=2.8%
     lat (msec): 250=1.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=8,917KiB/s, minb=2,972KiB/s, maxb=4,100KiB/s, mint=25573msec, maxt=35275msec
  WRITE: io=124MiB, aggrb=3,894KiB/s, minb=841KiB/s, maxb=2,848KiB/s, mint=25573msec, maxt=35275msec

Disk stats (read/write):
  sda: ios=5536/2573, merge=915/232, ticks=72812/43200, in_queue=116012, util=98.05%
2.91user 0.42system 0:35.70elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+1073minor)pagefaults 0swaps