128m: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=sync, iodepth=1
...
128m: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=sync, iodepth=1
fio 2.0.7
Starting 32 processes

128m: (groupid=0, jobs=32): err= 0: pid=12310
  write: io=576716KB, bw=57660KB/s, iops=14415 , runt= 10002msec
    clat (usec): min=63 , max=935531 , avg=2214.93, stdev=2793.22
     lat (usec): min=64 , max=935532 , avg=2215.47, stdev=2793.22
    clat percentiles (usec):
     |  1.00th=[  676],  5.00th=[  844], 10.00th=[  948], 20.00th=[ 1160],
     | 30.00th=[ 1416], 40.00th=[ 1672], 50.00th=[ 1944], 60.00th=[ 2224],
     | 70.00th=[ 2512], 80.00th=[ 2992], 90.00th=[ 4016], 95.00th=[ 4640],
     | 99.00th=[ 5472], 99.50th=[ 5856], 99.90th=[13888], 99.95th=[14272],
     | 99.99th=[27008]
    bw (KB/s)  : min=    4, max= 2232, per=3.13%, avg=1806.85, stdev=175.82
    lat (usec) : 100=0.01%, 250=0.01%, 500=0.03%, 750=2.24%, 1000=10.36%
    lat (msec) : 2=39.27%, 4=37.97%, 10=9.84%, 20=0.26%, 50=0.02%
    lat (msec) : 1000=0.01%
  cpu          : usr=0.23%, sys=1.13%, ctx=144325, majf=0, minf=863
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued    : total=r=0/w=144179/d=0, short=r=0/w=0/d=0

Run status group 0 (all jobs):
  WRITE: io=576716KB, aggrb=57660KB/s, minb=57660KB/s, maxb=57660KB/s, mint=10002msec, maxt=10002msec
