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: [FmF] [42.9% done] [     0/ 27050 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [40.0% done] [   361/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [41.7% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [40.0% done] [     0/     0 kb/s] [eta 00m:09s]
Threads: 3: [FmF] [58.3% done] [   544/ 29253 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [     0/ 14098 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] [68.4% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [70.0% done] [ 20419/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [68.2% done] [ 31910/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 27318/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 30224/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 39001/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 36417/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29423/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33263/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 40622/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=1265
  read : io=100MiB, bw=4,724KiB/s, runt= 22195msec
    slat (msec): min=   59, max=20640, avg=17559.25, stdev=3248.54
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=31277, per=72.55%, avg=10283.00, stdev=7912.62
  write: io=98,712KiB, bw=7,889KiB/s, runt= 12812msec
    slat (msec): min=    0, max=   14, avg= 2.00, stdev= 2.02
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=109604, per=236.44%, avg=54802.00, stdev=77501.73
  cpu          : usr=5.64%, sys=2.02%, ctx=811
  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=1266
  read : io=100MiB, bw=4,837KiB/s, runt= 21676msec
    slat (msec): min=   55, max=14635, avg=10260.61, stdev=3509.58
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=19278, per=61.47%, avg=8712.00, stdev=6000.47
  write: io=95,176KiB, bw=7,607KiB/s, runt= 12811msec
    slat (msec): min=    0, max=   16, avg= 2.00, stdev= 2.16
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max= 8076, per=17.42%, avg=4038.00, stdev=5710.59
  cpu          : usr=5.35%, sys=2.07%, ctx=930
  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%
fio: (groupid=0): err= 0: pid=1267
  read : io=100MiB, bw=4,939KiB/s, runt= 21229msec
    slat (msec): min=   99, max=19120, avg=14558.25, stdev=3457.24
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=21972, per=75.91%, avg=10758.88, stdev=5086.29
  write: io=96,120KiB, bw=7,689KiB/s, runt= 12800msec
    slat (msec): min=    0, max=   16, avg= 1.93, stdev= 2.10
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107102, per=231.04%, avg=53551.00, stdev=75732.55
  cpu          : usr=5.80%, sys=1.90%, ctx=859
  IO depths    : 1=12.6%, 2=25.1%, 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=14,173KiB/s, minb=4,724KiB/s, maxb=4,939KiB/s, mint=21229msec, maxt=22195msec
  WRITE: io=283MiB, aggrb=23,178KiB/s, minb=7,607KiB/s, maxb=7,889KiB/s, mint=21229msec, maxt=22195msec

Disk stats (read/write):
  sda: ios=3189/1813, merge=1090/70571, ticks=63324/1506980, in_queue=1574240, util=98.20%
3.69user 1.38system 0:22.62elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2418minor)pagefaults 0swaps