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: [mFF] [75.0% done] [   829/  8626 kb/s] [eta 00m:01s]
Threads: 3: [FFF] [100.0% done] [   924/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFV] [70.6% done] [  2152/     0 kb/s] [eta 00m:05s]
Threads: 3: [FFV] [81.2% done] [ 13984/     0 kb/s] [eta 00m:03s]
Threads: 3: [FFV] [87.5% done] [ 13556/     0 kb/s] [eta 00m:02s]
Threads: 3: [FFV] [93.8% done] [ 11584/     0 kb/s] [eta 00m:01s]
Threads: 3: [FVV] [72.7% done] [ 16448/     0 kb/s] [eta 00m:06s]
Threads: 3: [FVV] [81.0% done] [ 25252/     0 kb/s] [eta 00m:04s]
Threads: 3: [FVV] [90.0% done] [ 26408/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [67.9% done] [ 24036/     0 kb/s] [eta 00m:09s]
Threads: 2: [VV_] [76.9% done] [ 33656/     0 kb/s] [eta 00m:06s]
Threads: 2: [VV_] [84.0% done] [ 26236/     0 kb/s] [eta 00m:04s]
Threads: 2: [VV_] [95.7% done] [ 39216/     0 kb/s] [eta 00m:01s]
Threads: 1: [V__] [100.0% done] [ 37272/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=17527
  read : io=100MiB, bw=4,368KiB/s, runt= 24002msec
    slat (msec): min=    5, max=20710, avg=17781.12, stdev=4866.77
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=40469, per=93.67%, avg=12276.36, stdev=13066.91
  write: io=98,460KiB, bw=5,510KiB/s, runt= 18296msec
    slat (msec): min=    0, max=  125, avg= 2.70, stdev= 7.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=73943, per=207.14%, avg=33764.33, stdev=37386.49
  cpu          : usr=5.50%, sys=1.80%, ctx=995
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 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=17528
  read : io=100MiB, bw=4,619KiB/s, runt= 22701msec
    slat (msec): min=    0, max=21293, avg=16962.19, stdev=4608.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=21860, per=98.26%, avg=12877.71, stdev=6626.00
  write: io=98MiB, bw=6,677KiB/s, runt= 15337msec
    slat (msec): min=    0, max=   41, avg= 2.35, stdev= 3.39
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107340, per=406.89%, avg=66323.00, stdev=57972.10
  cpu          : usr=5.92%, sys=1.81%, ctx=899
  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=17529
  read : io=100MiB, bw=5,336KiB/s, runt= 19650msec
    slat (msec): min=   52, max=17684, avg=13391.09, stdev=3564.02
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   22, max=16225, per=81.76%, avg=10715.29, stdev=4475.60
  write: io=92,760KiB, bw=8,315KiB/s, runt= 11423msec
    slat (msec): min=    0, max=   12, avg= 1.76, stdev= 1.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114330, per=350.71%, avg=57165.00, stdev=80843.52
  cpu          : usr=5.94%, sys=2.04%, ctx=897
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=13,106KiB/s, minb=4,368KiB/s, maxb=5,336KiB/s, mint=19650msec, maxt=24002msec
  WRITE: io=284MiB, aggrb=16,300KiB/s, minb=5,510KiB/s, maxb=8,315KiB/s, mint=19650msec, maxt=24002msec

Disk stats (read/write):
  sda: ios=3310/1982, merge=1502/70597, ticks=63700/2115668, in_queue=2209076, util=98.25%
3.88user 1.30system 0:24.40elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2419minor)pagefaults 0swaps