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: [mFm] [7.0% done] [ 10114/ 39452 kb/s] [eta 00m:40s]
Threads: 3: [mFm] [8.7% done] [  5778/ 32792 kb/s] [eta 00m:42s]
Threads: 3: [mFm] [33.3% done] [  1978/ 44202 kb/s] [eta 00m:10s]
Threads: 3: [mFF] [46.2% done] [   820/ 66698 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   467/ 31710 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] [66.7% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 17009/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 32739/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 23933/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 27522/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.0% done] [ 33987/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 33536/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35173/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26916/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 31305/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=6859
  read : io=100MiB, bw=4,534KiB/s, runt= 23125msec
    slat (msec): min=   84, max=16485, avg=11779.50, stdev=3988.58
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=15806, per=54.49%, avg=7326.61, stdev=5300.09
  write: io=87,124KiB, bw=6,455KiB/s, runt= 13820msec
    slat (msec): min=    0, max=   10, avg= 1.69, stdev= 1.80
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=31217, per=78.72%, avg=15608.50, stdev=22073.75
  cpu          : usr=5.24%, sys=1.52%, 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=6860
  read : io=100MiB, bw=4,601KiB/s, runt= 22786msec
    slat (msec): min=   24, max=20064, avg=15629.76, stdev=4095.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    5, max=18126, per=64.30%, avg=8646.47, stdev=5462.67
  write: io=94,976KiB, bw=7,040KiB/s, runt= 13814msec
    slat (msec): min=    0, max=   28, avg= 1.87, stdev= 2.48
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=109878, per=186.46%, avg=36971.00, stdev=63141.43
  cpu          : usr=5.21%, sys=1.44%, ctx=840
  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=6861
  read : io=100MiB, bw=4,482KiB/s, runt= 23393msec
    slat (msec): min=  143, max=17768, avg=12731.27, stdev=4486.21
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    5, max=16584, per=52.94%, avg=7119.45, stdev=4767.75
  write: io=85,508KiB, bw=6,360KiB/s, runt= 13766msec
    slat (msec): min=    0, max=  343, avg= 3.27, stdev=24.57
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=53096, per=89.96%, avg=17837.00, stdev=30535.89
  cpu          : usr=4.67%, sys=1.52%, ctx=956
  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=13,447KiB/s, minb=4,482KiB/s, maxb=4,601KiB/s, mint=22786msec, maxt=23393msec
  WRITE: io=261MiB, aggrb=19,828KiB/s, minb=6,360KiB/s, maxb=7,040KiB/s, mint=22786msec, maxt=23393msec

Disk stats (read/write):
  sda: ios=3459/1587, merge=1667/65229, ticks=90504/1521768, in_queue=1613520, util=99.37%
3.56user 1.06system 0:23.62elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2439minor)pagefaults 0swaps