fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [Fmm] [5.6% done] [  3256/     0 kb/s] [eta 00m:51s]
Threads: 3: [Fmm] [6.7% done] [  1048/     0 kb/s] [eta 00m:56s]
Threads: 3: [Fmm] [8.3% done] [  1116/     0 kb/s] [eta 00m:55s]
Threads: 3: [Vmm] [10.0% done] [ 21576/ 54348 kb/s] [eta 00m:54s]
Threads: 3: [Vmm] [33.3% done] [ 33504/ 37372 kb/s] [eta 00m:14s]
Threads: 3: [Vmm] [44.4% done] [ 37432/ 45536 kb/s] [eta 00m:10s]
Threads: 2: [EmF] [42.9% done] [ 14584/  4704 kb/s] [eta 00m:12s]
Threads: 2: [_mF] [43.5% done] [     0/     0 kb/s] [eta 00m:13s]
Threads: 2: [_mF] [44.0% done] [     0/     0 kb/s] [eta 00m:14s]
Threads: 2: [_mF] [42.9% done] [     0/     0 kb/s] [eta 00m:16s]
Threads: 2: [_FF] [100.0% done] [   596/ 36292 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [69.2% done] [  9276/     0 kb/s] [eta 00m:08s]
Threads: 2: [_VV] [76.0% done] [ 29464/     0 kb/s] [eta 00m:06s]
Threads: 2: [_VV] [87.0% done] [ 27780/     0 kb/s] [eta 00m:03s]
Threads: 2: [_VV] [95.5% done] [ 30364/     0 kb/s] [eta 00m:01s]
Threads: 2: [_VV] [100.0% done] [ 30080/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 33584/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=9924
  read : io=100MiB, bw=11,841KiB/s, runt=  8855msec
    slat (msec): min=  246, max= 7429, avg=5697.89, stdev=1060.45
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    4, max=39512, per=173.97%, avg=22736.75, stdev=15569.90
  write: io=99MiB, bw=20,115KiB/s, runt=  5142msec
    slat (msec): min=    0, max=   15, avg= 1.92, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=55275, per=169.73%, avg=27637.50, stdev=39085.33
  cpu          : usr=14.09%, sys=4.43%, ctx=810
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=9925
  read : io=100MiB, bw=4,427KiB/s, runt= 23685msec
    slat (msec): min=  101, max=10695, avg=7448.43, stdev=2515.41
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   27, max=20817, per=63.20%, avg=8259.50, stdev=7226.55
  write: io=87,432KiB, bw=5,097KiB/s, runt= 17562msec
    slat (msec): min=    0, max=   16, avg= 1.80, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max= 8743, per=26.85%, avg=4371.50, stdev=6182.23
  cpu          : usr=5.18%, sys=1.54%, ctx=1052
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=9926
  read : io=100MiB, bw=4,356KiB/s, runt= 24069msec
    slat (msec): min=  151, max=15965, avg=12754.66, stdev=3396.23
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=22054, per=64.96%, avg=8489.42, stdev=7986.08
  write: io=90,820KiB, bw=5,297KiB/s, runt= 17554msec
    slat (msec): min=    0, max=  155, avg= 2.36, stdev=10.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=85318, per=175.31%, avg=28546.00, stdev=49166.25
  cpu          : usr=4.85%, sys=1.46%, ctx=1030
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,069KiB/s, minb=4,356KiB/s, maxb=11,841KiB/s, mint=8855msec, maxt=24069msec
  WRITE: io=273MiB, aggrb=16,283KiB/s, minb=5,097KiB/s, maxb=20,115KiB/s, mint=8855msec, maxt=24069msec

Disk stats (read/write):
  sda: ios=3346/2307, merge=1409/67460, ticks=75920/1650968, in_queue=1727100, util=95.04%
3.70user 1.16system 0:25.66elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2424minor)pagefaults 0swaps