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] [ 24771/  1659 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [18.2% done] [ 19289/  9951 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [22.7% done] [ 23778/     0 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [27.3% done] [ 18980/  7184 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [31.8% done] [ 25547/  4221 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [36.4% done] [ 17457/  6691 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [39.1% done] [ 13577/ 11543 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [41.7% done] [  8956/  8936 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [44.0% done] [  7411/  2247 kb/s] [eta 00m:14s]
Threads: 3: [mFm] [46.2% done] [  3575/  2973 kb/s] [eta 00m:14s]
Threads: 2: [m_m] [46.4% done] [ 24283/  2238 kb/s] [eta 00m:15s]
Threads: 2: [m_F] [48.3% done] [  1694/  4786 kb/s] [eta 00m:15s]
Threads: 2: [m_F] [50.0% done] [  2241/     0 kb/s] [eta 00m:15s]
Threads: 1: [m__] [55.2% done] [ 42460/  7105 kb/s] [eta 00m:13s]
Threads: 1: [m__] [60.7% done] [  2791/  4372 kb/s] [eta 00m:11s]
Threads: 1: [m__] [64.3% done] [  1679/  3965 kb/s] [eta 00m:10s]
Threads: 1: [F__] [100.0% done] [  1883/  4030 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=3174
  read : io=100MiB, bw=5,052KiB/s, runt= 20755msec
    clat (msec): min=    0, max=  531, avg= 7.52, stdev=34.88
    bw (KiB/s) : min=    2, max= 9557, per=25.92%, avg=3927.77, stdev=3220.61
  write: io=36,568KiB, bw=1,838KiB/s, runt= 20363msec
    clat (msec): min=    0, max=  244, avg= 6.24, stdev=17.70
    bw (KiB/s) : min=    0, max= 8120, per=82.08%, avg=3953.57, stdev=3228.81
  cpu          : usr=9.31%, sys=1.62%, ctx=4343
  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=81.0%, 4=1.3%, 10=3.3%, 20=6.4%, 50=4.3%, 100=2.0%
     lat (msec): 250=1.3%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3175
  read : io=100MiB, bw=8,184KiB/s, runt= 12812msec
    clat (msec): min=    0, max=  222, avg= 4.44, stdev=15.69
    bw (KiB/s) : min=   16, max=18607, per=51.34%, avg=7780.60, stdev=5463.94
  write: io=19,808KiB, bw=1,610KiB/s, runt= 12591msec
    clat (msec): min=    0, max=  198, avg= 7.25, stdev=20.80
    bw (KiB/s) : min=    0, max= 7272, per=76.37%, avg=3678.57, stdev=3155.96
  cpu          : usr=13.96%, sys=2.31%, ctx=3330
  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=1.0%, 10=2.6%, 20=5.6%, 50=4.5%, 100=2.2%
     lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3176
  read : io=100MiB, bw=6,701KiB/s, runt= 15647msec
    clat (msec): min=    0, max=  412, avg= 4.53, stdev=20.77
    bw (KiB/s) : min=    6, max=16143, per=38.87%, avg=5890.55, stdev=5104.42
  write: io=39,424KiB, bw=2,652KiB/s, runt= 15217msec
    clat (msec): min=    0, max=  213, avg= 5.67, stdev=20.49
    bw (KiB/s) : min=    0, max= 9509, per=92.94%, avg=4477.15, stdev=3956.02
  cpu          : usr=12.65%, sys=1.97%, ctx=3710
  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=0.8%, 10=2.3%, 20=4.1%, 50=4.1%, 100=2.0%
     lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=15,156KiB/s, minb=5,052KiB/s, maxb=8,184KiB/s, mint=12812msec, maxt=20755msec
  WRITE: io=95,800KiB, aggrb=4,817KiB/s, minb=1,610KiB/s, maxb=2,652KiB/s, mint=12812msec, maxt=20755msec

Disk stats (read/write):
  cciss!c0d0: ios=10147/1466, merge=0/22633, ticks=37208/524384, in_queue=561588, util=93.62%
5.71user 0.95system 0:20.97elapsed 31%CPU (0avgtext+0avgdata 0maxresident)k
81176inputs+191632outputs (0major+101754minor)pagefaults 0swaps