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: [FFm] [42.9% done] [  2483/103957 kb/s] [eta 00m:04s]
Threads: 3: [FFm] [44.4% done] [  1142/     0 kb/s] [eta 00m:05s]
Threads: 3: [FFm] [62.5% done] [  1118/ 26033 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/  7861 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [68.2% done] [  1843/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 20558/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 24757/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 28935/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [86.4% done] [ 30078/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.9% done] [ 26379/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 31314/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30089/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 25891/     0 kb/s] [eta 00m:00s]
Threads: 2: [EVV] [100.0% done] [ 32988/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=6737
  read : io=100MiB, bw=4,286KiB/s, runt= 24463msec
    slat (msec): min=   51, max=21505, avg=16382.60, stdev=4860.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=12624, per=67.53%, avg=8317.32, stdev=3787.65
  write: io=90,940KiB, bw=6,179KiB/s, runt= 15069msec
    slat (msec): min=    0, max=   75, avg= 1.89, stdev= 3.77
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=99592, per=177.59%, avg=33363.33, stdev=57356.25
  cpu          : usr=4.89%, sys=1.60%, ctx=474
  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=6738
  read : io=100MiB, bw=4,133KiB/s, runt= 25367msec
    slat (msec): min=   60, max=23277, avg=18004.00, stdev=4517.64
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=15989, per=69.78%, avg=8593.84, stdev=4164.65
  write: io=97,024KiB, bw=6,596KiB/s, runt= 15061msec
    slat (msec): min=    0, max=   62, avg= 2.08, stdev= 3.89
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=103060, per=187.71%, avg=35266.00, stdev=58727.28
  cpu          : usr=4.84%, sys=1.58%, ctx=386
  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=6739
  read : io=100MiB, bw=4,105KiB/s, runt= 25540msec
    slat (msec): min=  101, max=20425, avg=15341.37, stdev=5237.82
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=19174, per=58.80%, avg=7242.29, stdev=4771.55
  write: io=88,504KiB, bw=6,019KiB/s, runt= 15057msec
    slat (msec): min=    0, max=  252, avg= 1.90, stdev= 6.68
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=74346, per=131.99%, avg=24796.33, stdev=42911.28
  cpu          : usr=4.84%, sys=1.32%, ctx=523
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,316KiB/s, minb=4,105KiB/s, maxb=4,286KiB/s, mint=24463msec, maxt=25540msec
  WRITE: io=270MiB, aggrb=18,787KiB/s, minb=6,019KiB/s, maxb=6,596KiB/s, mint=24463msec, maxt=25540msec

Disk stats (read/write):
  sda: ios=1566/2000, merge=8960/66998, ticks=244264/1814060, in_queue=2062532, util=98.90%
3.72user 1.14system 0:25.99elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2420minor)pagefaults 0swaps