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: [mmF] [9.7% done] [ 10552/     0 kb/s] [eta 00m:28s]
Threads: 3: [mmF] [30.8% done] [  1700/ 69552 kb/s] [eta 00m:09s]
Threads: 3: [FmF] [45.5% done] [  4055/ 63425 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [46.2% done] [   476/     0 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [46.7% done] [   596/     0 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [66.7% done] [   588/ 25256 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/  7628 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VFV] [68.8% done] [  5672/     0 kb/s] [eta 00m:05s]
Threads: 3: [VFV] [80.0% done] [ 33192/     0 kb/s] [eta 00m:03s]
Threads: 3: [VFV] [92.9% done] [ 35052/     0 kb/s] [eta 00m:01s]
Threads: 3: [VFV] [100.0% done] [ 37308/     0 kb/s] [eta 00m:00s]
Threads: 3: [VFV] [100.0% done] [ 36408/     0 kb/s] [eta 00m:00s]
Threads: 3: [VFV] [100.0% done] [ 30984/     0 kb/s] [eta 00m:00s]
Threads: 1: [_V_] [70.8% done] [ 15200/     0 kb/s] [eta 00m:07s]
Threads: 1: [_V_] [100.0% done] [ 39368/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=32579
  read : io=100MiB, bw=6,326KiB/s, runt= 16574msec
    clat (msec): min=    0, max=  251, avg= 5.06, stdev=20.54
    bw (KiB/s) : min=    1, max=18994, per=61.61%, avg=10080.22, stdev=6332.76
  write: io=85,104KiB, bw=8,139KiB/s, runt= 10707msec
    clat (msec): min=    0, max=  286, avg= 0.19, stdev= 7.30
    bw (KiB/s) : min=    0, max=64290, per=206.03%, avg=33201.00, stdev=32196.99
  cpu          : usr=8.13%, sys=2.12%, ctx=1043
  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=84.1%, 4=3.9%, 10=6.9%, 20=2.1%, 50=1.9%, 100=0.3%
     lat (msec): 250=0.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=32580
  read : io=100MiB, bw=5,453KiB/s, runt= 19226msec
    clat (msec): min=    0, max=  220, avg= 4.92, stdev=17.67
    bw (KiB/s) : min=   17, max=40239, per=66.86%, avg=10938.33, stdev=15410.80
  write: io=80,696KiB, bw=4,848KiB/s, runt= 17042msec
    clat (msec): min=    0, max=  359, avg= 0.26, stdev= 9.54
    bw (KiB/s) : min=    0, max=23515, per=66.58%, avg=10729.67, stdev=11891.52
  cpu          : usr=7.05%, sys=1.60%, ctx=1131
  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=82.1%, 4=5.3%, 10=7.6%, 20=1.7%, 50=2.1%, 100=0.6%
     lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=32581
  read : io=100MiB, bw=6,269KiB/s, runt= 16724msec
    clat (msec): min=    0, max=  239, avg= 3.27, stdev=19.34
    bw (KiB/s) : min=   21, max=27272, per=99.69%, avg=16310.73, stdev=8621.18
  write: io=100MiB, bw=9,817KiB/s, runt= 10681msec
    clat (msec): min=    0, max=   61, avg= 0.24, stdev= 2.60
    bw (KiB/s) : min=    0, max=118849, per=309.24%, avg=49834.33, stdev=61702.39
  cpu          : usr=7.13%, sys=2.10%, ctx=715
  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=88.1%, 4=4.6%, 10=5.4%, 20=0.8%, 50=0.2%, 100=0.2%
     lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,361KiB/s, minb=5,453KiB/s, maxb=6,326KiB/s, mint=16574msec, maxt=19226msec
  WRITE: io=262MiB, aggrb=16,115KiB/s, minb=4,848KiB/s, maxb=9,817KiB/s, mint=16574msec, maxt=19226msec

Disk stats (read/write):
  sda: ios=3298/1370, merge=1109/65455, ticks=31184/2048204, in_queue=2105444, util=98.32%
3.90user 1.06system 0:19.59elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (3major+1047minor)pagefaults 0swaps