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: [mFm] [27.3% done] [  6265/ 20986 kb/s] [eta 00m:08s]
Threads: 3: [mFF] [50.0% done] [  4437/ 63024 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 29529 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] [68.4% done] [ 14218/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [77.8% done] [ 35558/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [88.2% done] [ 38054/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 44739/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 43040/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 42789/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 40720/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=23718
  read : io=100MiB, bw=5,342KiB/s, runt= 19628msec
    clat (msec): min=    0, max=  305, avg= 5.69, stdev=26.03
    bw (KiB/s) : min=    0, max=15741, per=53.97%, avg=8554.90, stdev=5657.91
  write: io=88,564KiB, bw=7,123KiB/s, runt= 12731msec
    clat (msec): min=    0, max=  245, avg= 0.30, stdev= 6.54
    bw (KiB/s) : min=    0, max=14410, per=41.79%, avg=9374.67, stdev=8126.15
  cpu          : usr=5.81%, sys=1.90%, ctx=941
  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=82.8%, 4=4.7%, 10=7.5%, 20=2.6%, 50=1.2%, 100=0.3%
     lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=23719
  read : io=100MiB, bw=5,284KiB/s, runt= 19844msec
    clat (msec): min=    0, max=  313, avg= 4.15, stdev=24.91
    bw (KiB/s) : min=    4, max=19182, per=71.92%, avg=11400.14, stdev=6856.75
  write: io=99MiB, bw=8,130KiB/s, runt= 12727msec
    clat (msec): min=    0, max=   19, avg= 0.12, stdev= 1.16
    bw (KiB/s) : min=    0, max=57670, per=162.39%, avg=36431.67, stdev=31695.19
  cpu          : usr=6.59%, sys=1.57%, ctx=737
  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=87.5%, 4=4.5%, 10=6.0%, 20=0.9%, 50=0.2%, 100=0.1%
     lat (msec): 250=0.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=23720
  read : io=100MiB, bw=5,324KiB/s, runt= 19692msec
    clat (msec): min=    0, max=  298, avg= 5.32, stdev=24.88
    bw (KiB/s) : min=   28, max=15321, per=55.74%, avg=8835.68, stdev=5386.26
  write: io=89,296KiB, bw=7,184KiB/s, runt= 12727msec
    clat (msec): min=    0, max=   27, avg= 0.13, stdev= 1.27
    bw (KiB/s) : min=    0, max=116129, per=185.17%, avg=41541.67, stdev=64734.06
  cpu          : usr=6.20%, sys=1.60%, ctx=916
  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=84.2%, 4=4.4%, 10=6.8%, 20=2.2%, 50=1.2%, 100=0.2%
     lat (msec): 250=0.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=15,852KiB/s, minb=5,284KiB/s, maxb=5,342KiB/s, mint=19628msec, maxt=19844msec
  WRITE: io=272MiB, aggrb=22,434KiB/s, minb=7,123KiB/s, maxb=8,130KiB/s, mint=19628msec, maxt=19844msec

Disk stats (read/write):
  sda: ios=3022/1730, merge=1302/68008, ticks=36756/1492068, in_queue=1528832, util=97.97%
3.67user 1.03system 0:20.21elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (3major+1054minor)pagefaults 0swaps