fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [11.1% done] [ 16916/ 13380 kb/s] [eta 00m:24s]
Threads: 3: [mmm] [18.2% done] [ 19492/  6268 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [26.3% done] [ 26180/  5944 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [28.6% done] [ 19676/  6580 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [30.4% done] [ 11756/  9428 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [33.3% done] [  9332/  8616 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [40.9% done] [  3300/ 22564 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [47.6% done] [  9980/ 10548 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [52.4% done] [  7736/  7056 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [60.0% done] [   464/ 15132 kb/s] [eta 00m:08s]
Threads: 3: [mFm] [65.0% done] [  3332/  1824 kb/s] [eta 00m:07s]
Threads: 3: [mFm] [66.7% done] [  2556/  3740 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [68.2% done] [  2228/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFm] [66.7% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 1: [EEF] [100.0% done] [ 62460/     0 kb/s] [eta 00m:00s]
Threads: 1: [__F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [__F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=2699
  read : io=100MiB, bw=6,094KiB/s, runt= 17205msec
    clat (msec): min=    0, max=  244, avg= 5.32, stdev=27.76
    bw (KiB/s) : min=    7, max=19890, per=41.05%, avg=6563.29, stdev=6142.50
  write: io=29,360KiB, bw=1,765KiB/s, runt= 17028msec
    clat (msec): min=    0, max=  233, avg= 7.27, stdev=31.19
    bw (KiB/s) : min=    0, max=15289, per=71.99%, avg=4241.08, stdev=4655.87
  cpu          : usr=5.49%, sys=1.05%, ctx=3712
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=82.3%, 4=1.9%, 10=6.0%, 20=6.5%, 50=0.7%, 100=0.1%
     lat (msec): 250=2.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=2700
  read : io=100MiB, bw=6,099KiB/s, runt= 17191msec
    clat (msec): min=    0, max=  307, avg= 4.21, stdev=27.43
    bw (KiB/s) : min=    6, max=18293, per=38.80%, avg=6204.05, stdev=6501.91
  write: io=31,932KiB, bw=1,923KiB/s, runt= 17000msec
    clat (msec): min=    0, max=  655, avg= 5.22, stdev=36.70
    bw (KiB/s) : min=    0, max=17476, per=77.71%, avg=4577.85, stdev=5974.67
  cpu          : usr=5.75%, sys=0.84%, ctx=1913
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=90.2%, 4=1.1%, 10=3.5%, 20=3.2%, 50=0.2%, 100=0.0%
     lat (msec): 250=1.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=2701
  read : io=100MiB, bw=5,330KiB/s, runt= 19672msec
    clat (msec): min=    0, max= 2447, avg= 6.58, stdev=69.72
    bw (KiB/s) : min=    4, max=13146, per=25.70%, avg=4108.83, stdev=4138.06
  write: io=50,256KiB, bw=2,654KiB/s, runt= 19387msec
    clat (msec): min=    0, max=  548, avg= 7.08, stdev=39.65
    bw (KiB/s) : min=    0, max=14806, per=91.84%, avg=5410.24, stdev=5517.03
  cpu          : usr=5.33%, sys=1.12%, ctx=2849
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=86.4%, 4=1.5%, 10=4.3%, 20=4.9%, 50=0.6%, 100=0.0%
     lat (msec): 250=1.7%, 500=0.2%, 750=0.2%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=15,990KiB/s, minb=5,330KiB/s, maxb=6,099KiB/s, mint=17191msec, maxt=19672msec
  WRITE: io=109MiB, aggrb=5,891KiB/s, minb=1,765KiB/s, maxb=2,654KiB/s, mint=17191msec, maxt=19672msec

Disk stats (read/write):
  sda: ios=8379/1367, merge=0/26545, ticks=40868/1132940, in_queue=1173808, util=96.66%
2.98user 0.60system 0:20.22elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8378major+97326minor)pagefaults 0swaps