fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [30.0% done] [  8208/ 46428 kb/s] [eta 00m:07s]
Threads: 3: [mFm] [30.8% done] [  4704/  5141 kb/s] [eta 00m:09s]
Threads: 3: [mFF] [31.2% done] [  1076/ 39692 kb/s] [eta 00m:11s]
Threads: 3: [mFF] [31.6% done] [   736/     0 kb/s] [eta 00m:13s]
Threads: 3: [FFF] [100.0% done] [   652/ 54048 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] [69.6% done] [  3300/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 20676/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [69.2% done] [ 34077/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [76.0% done] [ 27384/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [80.0% done] [ 27200/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [84.0% done] [ 28547/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.7% done] [ 27340/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 36061/     0 kb/s] [eta 00m:00s]
Threads: 2: [VEV] [100.0% done] [ 30792/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=7835
  read : io=100MiB, bw=4,083KiB/s, runt= 25673msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1312, avg=74.24, stdev=167.01
    bw (KiB/s) : min=    5, max=35168, per=51.68%, avg=6332.28, stdev=8064.04
  write: io=91,432KiB, bw=5,844KiB/s, runt= 16020msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  543, avg= 1.99, stdev=23.44
    bw (KiB/s) : min=    0, max= 7091, per=20.55%, avg=3545.50, stdev=5014.09
  cpu          : usr=2.70%, sys=1.29%, ctx=5569
  IO depths    : 1=1.6%, 2=55.4%, 4=30.1%, 8=12.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.1%, 4=0.3%, 10=20.7%, 20=14.0%, 50=5.4%, 100=0.7%
     lat (msec): 250=4.3%, 500=3.3%, 750=1.2%, 1000=0.6%, >=2000=0.3%
fio: (groupid=0): err= 0: pid=7836
  read : io=100MiB, bw=4,280KiB/s, runt= 24494msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1067, avg=55.37, stdev=96.11
    bw (KiB/s) : min=    0, max=18074, per=70.74%, avg=8667.19, stdev=4967.81
  write: io=88,600KiB, bw=5,663KiB/s, runt= 16020msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  262, avg= 1.37, stdev=11.88
    bw (KiB/s) : min=    0, max=120029, per=262.94%, avg=45364.67, stdev=65158.22
  cpu          : usr=2.96%, sys=1.49%, ctx=5485
  IO depths    : 1=1.5%, 2=46.1%, 4=34.2%, 8=18.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=42.2%, 4=1.0%, 10=12.1%, 20=16.1%, 50=16.7%, 100=2.2%
     lat (msec): 250=7.0%, 500=2.3%, 750=0.1%, 1000=0.2%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=7837
  read : io=100MiB, bw=4,195KiB/s, runt= 24993msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  805, avg=57.63, stdev=112.27
    bw (KiB/s) : min=    4, max=17292, per=64.09%, avg=7852.05, stdev=5355.93
  write: io=89,884KiB, bw=5,748KiB/s, runt= 16012msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  630, avg= 3.78, stdev=41.33
    bw (KiB/s) : min=    0, max=35065, per=101.62%, avg=17532.50, stdev=24794.70
  cpu          : usr=2.88%, sys=1.38%, ctx=5572
  IO depths    : 1=1.5%, 2=55.1%, 4=29.8%, 8=13.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.8%, 4=0.4%, 10=20.0%, 20=14.4%, 50=5.3%, 100=1.1%
     lat (msec): 250=6.1%, 500=2.8%, 750=0.7%, 1000=0.2%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,252KiB/s, minb=4,083KiB/s, maxb=4,280KiB/s, mint=24494msec, maxt=25673msec
  WRITE: io=264MiB, aggrb=17,253KiB/s, minb=5,663KiB/s, maxb=5,844KiB/s, mint=24494msec, maxt=25673msec

Disk stats (read/write):
  sda: ios=3718/1708, merge=1237/65730, ticks=100620/1700840, in_queue=1819464, util=98.77%
2.19user 1.09system 0:26.08elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2468minor)pagefaults 0swaps