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: [Fmm] [5.0% done] [     0/     0 kb/s] [eta 00m:57s]
Threads: 3: [Fmm] [6.7% done] [     0/     0 kb/s] [eta 00m:56s]
Threads: 3: [Vmm] [8.3% done] [ 22904/     0 kb/s] [eta 00m:55s]
Threads: 3: [Vmm] [10.0% done] [ 30376/     0 kb/s] [eta 00m:54s]
Threads: 3: [Vmm] [11.7% done] [ 32012/ 52320 kb/s] [eta 00m:53s]
Threads: 2: [_mm] [25.0% done] [ 27944/ 26944 kb/s] [eta 00m:24s]
Threads: 2: [_mF] [45.0% done] [  7070/ 61444 kb/s] [eta 00m:11s]
Threads: 2: [_mF] [45.5% done] [     0/     0 kb/s] [eta 00m:12s]
Threads: 2: [_mF] [45.8% done] [     0/     0 kb/s] [eta 00m:13s]
Threads: 2: [_mF] [44.4% done] [     0/     0 kb/s] [eta 00m:15s]
Threads: 2: [_mF] [44.8% done] [   432/     0 kb/s] [eta 00m:16s]
Threads: 2: [_mF] [45.2% done] [   352/     0 kb/s] [eta 00m:17s]
Threads: 2: [_mF] [45.5% done] [     0/     0 kb/s] [eta 00m:18s]
Threads: 2: [_mV] [47.1% done] [  4232/     0 kb/s] [eta 00m:18s]
Threads: 2: [_mV] [47.2% done] [ 27044/     0 kb/s] [eta 00m:19s]
Threads: 2: [_mV] [47.4% done] [ 28240/     0 kb/s] [eta 00m:20s]
Threads: 2: [_FV] [100.0% done] [ 18838/ 30846 kb/s] [eta 00m:00s]
Threads: 2: [_FV] [100.0% done] [  1280/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [67.7% done] [  9732/     0 kb/s] [eta 00m:10s]
Threads: 1: [_V_] [88.0% done] [ 28988/     0 kb/s] [eta 00m:03s]
Threads: 1: [_V_] [100.0% done] [ 32988/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=4450
  read : io=100MiB, bw=13,458KiB/s, runt=  7791msec
    slat (msec): min= 3187, max= 6830, avg=5238.52, stdev=1004.77
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=33322, per=191.01%, avg=24835.75, stdev=11080.04
  write: io=100MiB, bw=25,967KiB/s, runt=  4038msec
    slat (msec): min=    0, max=   12, avg= 2.05, stdev= 2.08
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=111585, per=418.86%, avg=55792.50, stdev=78902.51
  cpu          : usr=16.33%, sys=5.24%, ctx=732
  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=4451
  read : io=100MiB, bw=4,334KiB/s, runt= 24194msec
    slat (msec): min=   21, max= 5466, avg=3725.59, stdev=1454.25
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   68, max=34973, per=68.08%, avg=8851.74, stdev=13518.83
  write: io=84,208KiB, bw=4,095KiB/s, runt= 21053msec
    slat (msec): min=    0, max=   42, avg= 1.93, stdev= 2.63
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=102809, per=257.31%, avg=34274.00, stdev=59353.05
  cpu          : usr=5.26%, sys=1.24%, ctx=1104
  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=4452
  read : io=100MiB, bw=4,882KiB/s, runt= 21477msec
    slat (msec): min=   40, max=12745, avg=8541.80, stdev=2978.69
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   24, max=31096, per=74.86%, avg=9733.72, stdev=11160.58
  write: io=87,256KiB, bw=5,686KiB/s, runt= 15713msec
    slat (msec): min=    0, max=  247, avg= 2.96, stdev=15.75
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=72441, per=182.11%, avg=24257.00, stdev=41728.89
  cpu          : usr=5.72%, sys=1.83%, ctx=1015
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,002KiB/s, minb=4,334KiB/s, maxb=13,458KiB/s, mint=7791msec, maxt=24194msec
  WRITE: io=267MiB, aggrb=13,320KiB/s, minb=4,095KiB/s, maxb=25,967KiB/s, mint=7791msec, maxt=24194msec

Disk stats (read/write):
  sda: ios=3528/2242, merge=1238/65888, ticks=62832/1475540, in_queue=1566556, util=97.87%
3.83user 1.15system 0:24.54elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2415minor)pagefaults 0swaps