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] [13.6% done] [ 20618/  6406 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [18.2% done] [ 20309/  2635 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [20.8% done] [ 11779/  9900 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [24.0% done] [ 10242/ 11860 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [29.2% done] [ 11344/ 14736 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [34.8% done] [ 15078/ 12324 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [37.5% done] [ 16721/  4010 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [41.7% done] [ 21895/  6678 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [45.8% done] [  6821/  6386 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [48.0% done] [  3656/  7280 kb/s] [eta 00m:13s]
Threads: 3: [mmF] [50.0% done] [  7467/  1171 kb/s] [eta 00m:13s]
Threads: 3: [mmF] [50.0% done] [  5003/   699 kb/s] [eta 00m:14s]
Threads: 3: [mFF] [51.7% done] [  3062/     0 kb/s] [eta 00m:14s]
Threads: 3: [mFF] [53.3% done] [  2680/     0 kb/s] [eta 00m:14s]
Threads: 3: [mFF] [53.1% done] [   158/  1448 kb/s] [eta 00m:15s]
Threads: 1: [m__] [58.1% done] [ 82729/  2013 kb/s] [eta 00m:13s]
Threads: 1: [m__] [61.3% done] [  2717/  3087 kb/s] [eta 00m:12s]
Threads: 1: [m__] [64.5% done] [  5507/     0 kb/s] [eta 00m:11s]
Threads: 1: [F__] [100.0% done] [  4612/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=6738
  read : io=100MiB, bw=4,775KiB/s, runt= 21956msec
    clat (msec): min=    0, max=  335, avg= 8.17, stdev=26.84
    bw (KiB/s) : min=    7, max= 9689, per=30.38%, avg=4353.17, stdev=3062.16
  write: io=20,028KiB, bw=943KiB/s, runt= 21735msec
    clat (msec): min=    0, max=  454, avg=12.42, stdev=46.76
    bw (KiB/s) : min=    0, max= 8128, per=45.78%, avg=2107.07, stdev=2668.17
  cpu          : usr=8.27%, sys=1.44%, ctx=4909
  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=77.0%, 4=1.4%, 10=3.2%, 20=7.4%, 50=6.0%, 100=2.5%
     lat (msec): 250=1.9%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6739
  read : io=100MiB, bw=5,927KiB/s, runt= 17691msec
    clat (msec): min=    0, max=  234, avg= 4.77, stdev=17.08
    bw (KiB/s) : min=    7, max=16160, per=41.74%, avg=5980.57, stdev=4750.62
  write: io=29,384KiB, bw=1,732KiB/s, runt= 17371msec
    clat (msec): min=    0, max=  641, avg=11.49, stdev=42.41
    bw (KiB/s) : min=    0, max=11852, per=89.90%, avg=4138.00, stdev=4629.13
  cpu          : usr=10.88%, sys=1.76%, ctx=3655
  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=1.5%, 10=2.6%, 20=5.1%, 50=4.8%, 100=2.4%
     lat (msec): 250=1.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6740
  read : io=100MiB, bw=5,875KiB/s, runt= 17848msec
    clat (msec): min=    0, max=  180, avg= 3.39, stdev=14.64
    bw (KiB/s) : min=    3, max=91136, per=71.52%, avg=10247.05, stdev=20093.57
  write: io=48,308KiB, bw=2,859KiB/s, runt= 17301msec
    clat (msec): min=    0, max=  158, avg= 5.72, stdev=17.26
    bw (KiB/s) : min=    0, max=13679, per=121.81%, avg=5607.14, stdev=4328.95
  cpu          : usr=11.30%, sys=1.90%, ctx=3982
  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=85.4%, 4=0.9%, 10=2.3%, 20=4.9%, 50=3.8%, 100=1.8%
     lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,327KiB/s, minb=4,775KiB/s, maxb=5,927KiB/s, mint=17691msec, maxt=21956msec
  WRITE: io=97,720KiB, aggrb=4,603KiB/s, minb=943KiB/s, maxb=2,859KiB/s, mint=17691msec, maxt=21956msec

Disk stats (read/write):
  cciss!c0d0: ios=11394/1396, merge=0/23131, ticks=40632/802584, in_queue=843208, util=95.04%
5.75user 0.98system 0:22.18elapsed 30%CPU (0avgtext+0avgdata 0maxresident)k
91152inputs+195464outputs (0major+102240minor)pagefaults 0swaps