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] [25.0% done] [  9804/ 54568 kb/s] [eta 00m:09s]
Threads: 3: [mFm] [50.0% done] [  5036/ 47668 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [62.5% done] [  1080/ 27016 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [   640/ 14860 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [69.6% done] [  9302/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 28124/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 27944/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [82.6% done] [ 24976/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [87.0% done] [ 30006/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [91.3% done] [ 34532/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 33316/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 25592/     0 kb/s] [eta 00m:00s]
Threads: 2: [VVE] [100.0% done] [ 34325/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=15323
  read : io=100MiB, bw=4,158KiB/s, runt= 25215msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  807, avg=68.83, stdev=114.77
    bw (KiB/s) : min=    0, max=18844, per=50.08%, avg=6240.74, stdev=5269.19
  write: io=85,836KiB, bw=5,604KiB/s, runt= 15684msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  323, avg= 1.97, stdev=16.94
    bw (KiB/s) : min=    0, max=18084, per=68.70%, avg=11969.00, stdev=10366.28
  cpu          : usr=2.79%, sys=1.51%, ctx=5440
  IO depths    : 1=2.4%, 2=54.1%, 4=28.9%, 8=14.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.3%, 4=0.3%, 10=15.6%, 20=15.5%, 50=5.7%, 100=2.1%
     lat (msec): 250=9.1%, 500=3.8%, 750=0.4%, 1000=0.2%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15324
  read : io=100MiB, bw=4,216KiB/s, runt= 24870msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  799, avg=52.43, stdev=98.52
    bw (KiB/s) : min=    1, max=17123, per=66.65%, avg=8305.00, stdev=5627.57
  write: io=91,460KiB, bw=5,972KiB/s, runt= 15680msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  199, avg= 0.91, stdev= 8.85
    bw (KiB/s) : min=    0, max=19340, per=55.50%, avg=9670.00, stdev=13675.45
  cpu          : usr=2.96%, sys=1.62%, ctx=5335
  IO depths    : 1=2.3%, 2=56.2%, 4=29.7%, 8=11.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.2%, 4=0.5%, 10=19.2%, 20=14.3%, 50=5.6%, 100=1.7%
     lat (msec): 250=7.4%, 500=1.5%, 750=0.5%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15325
  read : io=100MiB, bw=4,259KiB/s, runt= 24534msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  819, avg=56.64, stdev=91.86
    bw (KiB/s) : min=    1, max=30408, per=61.62%, avg=7678.12, stdev=7333.84
  write: io=89,552KiB, bw=5,851KiB/s, runt= 15672msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  135, avg= 0.49, stdev= 5.37
    bw (KiB/s) : min=    0, max=14987, per=43.01%, avg=7493.50, stdev=10597.41
  cpu          : usr=2.84%, sys=1.73%, ctx=5494
  IO depths    : 1=1.8%, 2=54.3%, 4=28.6%, 8=15.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.4%, 4=0.3%, 10=15.0%, 20=16.5%, 50=5.6%, 100=3.3%
     lat (msec): 250=9.0%, 500=2.3%, 750=0.3%, 1000=0.1%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,461KiB/s, minb=4,158KiB/s, maxb=4,259KiB/s, mint=24534msec, maxt=25215msec
  WRITE: io=261MiB, aggrb=17,422KiB/s, minb=5,604KiB/s, maxb=5,972KiB/s, mint=24534msec, maxt=25215msec

Disk stats (read/write):
  sda: ios=3733/2122, merge=1327/64530, ticks=82692/1780888, in_queue=1864064, util=98.97%
2.19user 1.26system 0:25.61elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2462minor)pagefaults 0swaps