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] [12.0% done] [ 22422/  2165 kb/s] [eta 00m:22s]
Threads: 3: [mmm] [16.7% done] [ 14189/  8842 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [20.8% done] [ 18602/  8322 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [23.1% done] [ 15481/  4900 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [26.9% done] [  8683/ 12779 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [33.3% done] [ 11605/ 18277 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [37.5% done] [ 16461/ 10341 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [41.7% done] [ 11755/  8326 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [45.8% done] [ 11198/  2202 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [50.0% done] [  9167/  2629 kb/s] [eta 00m:12s]
Threads: 3: [mmF] [52.0% done] [  1938/  5936 kb/s] [eta 00m:12s]
Threads: 3: [mmF] [51.9% done] [  2791/     0 kb/s] [eta 00m:13s]
Threads: 3: [mmF] [53.6% done] [  3243/  1087 kb/s] [eta 00m:13s]
Threads: 2: [mF_] [55.2% done] [ 41785/  1728 kb/s] [eta 00m:13s]
Threads: 2: [mF_] [54.8% done] [    40/   231 kb/s] [eta 00m:14s]
Threads: 1: [m__] [58.1% done] [ 41671/     0 kb/s] [eta 00m:13s]
Threads: 1: [m__] [63.3% done] [  6753/     0 kb/s] [eta 00m:11s]
Threads: 1: [m__] [66.7% done] [  3795/  2299 kb/s] [eta 00m:10s]
Threads: 1: [F__] [100.0% done] [  1808/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=23800
  read : io=100MiB, bw=4,818KiB/s, runt= 21763msec
    clat (msec): min=    0, max=  425, avg= 7.54, stdev=28.51
    bw (KiB/s) : min=   24, max= 9267, per=26.77%, avg=3869.62, stdev=3167.41
  write: io=28,876KiB, bw=1,378KiB/s, runt= 21444msec
    clat (msec): min=    0, max=  506, avg=15.29, stdev=46.76
    bw (KiB/s) : min=    0, max= 9165, per=51.21%, avg=2465.75, stdev=3014.53
  cpu          : usr=8.90%, sys=1.69%, ctx=4881
  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=76.7%, 4=1.1%, 10=3.5%, 20=8.3%, 50=5.5%, 100=2.2%
     lat (msec): 250=2.1%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=23801
  read : io=100MiB, bw=5,893KiB/s, runt= 17793msec
    clat (msec): min=    0, max=  293, avg= 5.78, stdev=22.84
    bw (KiB/s) : min=    7, max=13123, per=32.08%, avg=4636.73, stdev=4350.24
  write: io=37,180KiB, bw=2,189KiB/s, runt= 17386msec
    clat (msec): min=    0, max=  263, avg= 7.99, stdev=26.94
    bw (KiB/s) : min=    0, max=14169, per=95.26%, avg=4586.53, stdev=5163.12
  cpu          : usr=11.26%, sys=2.00%, ctx=3408
  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=83.2%, 4=1.1%, 10=2.7%, 20=5.0%, 50=4.0%, 100=2.1%
     lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=23802
  read : io=100MiB, bw=6,810KiB/s, runt= 15397msec
    clat (msec): min=    0, max=  250, avg= 4.25, stdev=17.89
    bw (KiB/s) : min=   12, max=13824, per=43.72%, avg=6319.25, stdev=4460.31
  write: io=34,784KiB, bw=2,372KiB/s, runt= 15015msec
    clat (msec): min=    0, max=  173, avg= 5.41, stdev=17.77
    bw (KiB/s) : min=    0, max=12020, per=101.87%, avg=4905.00, stdev=4802.02
  cpu          : usr=12.63%, sys=2.23%, ctx=2957
  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=85.8%, 4=0.9%, 10=2.4%, 20=4.2%, 50=3.7%, 100=2.0%
     lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,454KiB/s, minb=4,818KiB/s, maxb=6,810KiB/s, mint=15397msec, maxt=21763msec
  WRITE: io=98MiB, aggrb=4,815KiB/s, minb=1,378KiB/s, maxb=2,372KiB/s, mint=15397msec, maxt=21763msec

Disk stats (read/write):
  cciss!c0d0: ios=11048/1509, merge=0/23852, ticks=41860/581504, in_queue=623356, util=93.49%
5.88user 1.09system 0:21.98elapsed 31%CPU (0avgtext+0avgdata 0maxresident)k
88384inputs+201712outputs (0major+103018minor)pagefaults 0swaps