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] [23.1% done] [  7479/ 56863 kb/s] [eta 00m:10s]
Threads: 3: [FFm] [25.0% done] [  2981/ 15962 kb/s] [eta 00m:12s]
Threads: 3: [FFm] [26.3% done] [  2205/     0 kb/s] [eta 00m:14s]
Threads: 3: [FFm] [35.3% done] [  1969/ 11787 kb/s] [eta 00m:11s]
Threads: 3: [FFm] [36.8% done] [  1406/     0 kb/s] [eta 00m:12s]
Threads: 3: [FFm] [36.4% done] [  1524/     0 kb/s] [eta 00m:14s]
Threads: 3: [FFm] [60.0% done] [   949/ 34973 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   283/ 10117 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] [68.2% done] [  1004/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 19278/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 27478/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [78.3% done] [ 22319/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [86.4% done] [ 24256/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.5% done] [ 31279/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 37123/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33319/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27293/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28967/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=12994
  read : io=100MiB, bw=4,105KiB/s, runt= 25543msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  754, avg=55.73, stdev=100.99
    bw (KiB/s) : min=    0, max=15511, per=62.74%, avg=7726.61, stdev=4870.42
  write: io=91,768KiB, bw=6,059KiB/s, runt= 15508msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  210, avg= 1.59, stdev=11.56
    bw (KiB/s) : min=    0, max=129474, per=265.84%, avg=47250.00, stdev=71472.13
  cpu          : usr=3.27%, sys=1.44%, ctx=5428
  IO depths    : 1=3.3%, 2=57.4%, 4=28.7%, 8=10.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.9%, 4=0.8%, 10=15.8%, 20=17.7%, 50=6.2%, 100=1.1%
     lat (msec): 250=7.2%, 500=3.0%, 750=0.2%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12995
  read : io=100MiB, bw=4,185KiB/s, runt= 25055msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  381, avg=50.14, stdev=78.71
    bw (KiB/s) : min=    3, max=15884, per=68.01%, avg=8374.95, stdev=5697.16
  write: io=99,124KiB, bw=6,536KiB/s, runt= 15528msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  106, avg= 0.69, stdev= 4.66
    bw (KiB/s) : min=    0, max=53871, per=176.41%, avg=31354.67, stdev=28001.93
  cpu          : usr=3.61%, sys=1.71%, ctx=5289
  IO depths    : 1=2.8%, 2=57.4%, 4=29.1%, 8=10.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.5%, 4=1.2%, 10=15.9%, 20=14.8%, 50=7.3%, 100=2.5%
     lat (msec): 250=7.5%, 500=2.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12996
  read : io=100MiB, bw=4,126KiB/s, runt= 25413msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  727, avg=86.02, stdev=129.40
    bw (KiB/s) : min=   35, max=13416, per=41.27%, avg=5082.78, stdev=4418.68
  write: io=78,644KiB, bw=5,187KiB/s, runt= 15524msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  415, avg= 3.43, stdev=27.08
    bw (KiB/s) : min=    0, max=35441, per=63.76%, avg=11333.00, stdev=16253.55
  cpu          : usr=2.46%, sys=1.27%, ctx=5552
  IO depths    : 1=2.6%, 2=53.0%, 4=27.6%, 8=16.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.9%, 4=0.2%, 10=8.6%, 20=18.1%, 50=8.1%, 100=2.5%
     lat (msec): 250=8.4%, 500=6.5%, 750=0.7%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,315KiB/s, minb=4,105KiB/s, maxb=4,185KiB/s, mint=25055msec, maxt=25543msec
  WRITE: io=263MiB, aggrb=17,774KiB/s, minb=5,187KiB/s, maxb=6,536KiB/s, mint=25055msec, maxt=25543msec

Disk stats (read/write):
  sda: ios=3659/2026, merge=1304/65153, ticks=84620/2141392, in_queue=2242144, util=99.13%
2.42user 1.18system 0:25.90elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2474minor)pagefaults 0swaps