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: [mFm] [50.0% done] [  5236/ 50529 kb/s] [eta 00m:03s]
Threads: 3: [FFm] [50.0% done] [  2284/     0 kb/s] [eta 00m:04s]
Threads: 3: [FFm] [45.5% done] [   948/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFm] [50.0% done] [  1112/   356 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   320/ 31052 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] [   743/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [70.8% done] [ 21901/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [75.0% done] [ 30972/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [79.2% done] [ 23520/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [90.9% done] [ 31252/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.5% done] [ 30748/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 32352/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34621/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30792/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 30040/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22790
  read : io=100MiB, bw=4,048KiB/s, runt= 25839msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  694, avg=56.91, stdev=97.67
    bw (KiB/s) : min=    0, max=21240, per=62.50%, avg=7602.46, stdev=6070.10
  write: io=89,692KiB, bw=5,700KiB/s, runt= 16112msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  215, avg= 1.17, stdev=11.62
    bw (KiB/s) : min=    0, max=28096, per=80.22%, avg=14048.00, stdev=19866.87
  cpu          : usr=2.83%, sys=1.52%, ctx=6311
  IO depths    : 1=1.4%, 2=51.9%, 4=30.7%, 8=16.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.3%, 4=0.9%, 10=16.4%, 20=15.5%, 50=5.3%, 100=3.8%
     lat (msec): 250=7.6%, 500=2.5%, 750=0.4%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22791
  read : io=100MiB, bw=4,195KiB/s, runt= 24989msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  567, avg=45.37, stdev=77.76
    bw (KiB/s) : min=    0, max=20073, per=77.11%, avg=9379.68, stdev=6294.68
  write: io=98,208KiB, bw=6,240KiB/s, runt= 16115msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  159, avg= 0.58, stdev= 6.10
    bw (KiB/s) : min=    0, max=35128, per=100.30%, avg=17564.00, stdev=24839.25
  cpu          : usr=3.23%, sys=2.02%, ctx=6023
  IO depths    : 1=1.5%, 2=53.8%, 4=31.4%, 8=13.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.6%, 4=1.9%, 10=18.0%, 20=16.5%, 50=4.4%, 100=2.1%
     lat (msec): 250=6.9%, 500=1.5%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22792
  read : io=100MiB, bw=4,075KiB/s, runt= 25725msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  839, avg=72.69, stdev=118.69
    bw (KiB/s) : min=   12, max=18134, per=49.88%, avg=6067.34, stdev=5288.14
  write: io=87,680KiB, bw=5,575KiB/s, runt= 16104msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  523, avg= 2.50, stdev=26.57
    bw (KiB/s) : min=    0, max=11086, per=21.64%, avg=3790.00, stdev=6320.12
  cpu          : usr=2.95%, sys=1.88%, ctx=5871
  IO depths    : 1=1.0%, 2=50.6%, 4=30.6%, 8=17.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.1%, 4=2.2%, 10=15.3%, 20=15.9%, 50=5.3%, 100=2.8%
     lat (msec): 250=8.0%, 500=4.5%, 750=0.6%, 1000=0.1%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,164KiB/s, minb=4,048KiB/s, maxb=4,195KiB/s, mint=24989msec, maxt=25839msec
  WRITE: io=269MiB, aggrb=17,511KiB/s, minb=5,575KiB/s, maxb=6,240KiB/s, mint=24989msec, maxt=25839msec

Disk stats (read/write):
  sda: ios=3471/2605, merge=1247/66233, ticks=85368/2189536, in_queue=2275268, util=99.20%
2.36user 1.45system 0:26.15elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2494minor)pagefaults 0swaps