Running 5s test @ http://127.0.0.1:48531/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     3.94ms  694.35us  15.65ms   96.10%
    Req/Sec    16.03k     0.98k   18.78k    72.00%
  Latency Distribution
     50%    3.87ms
     75%    4.06ms
     90%    4.19ms
     99%    6.56ms
  319079 requests in 5.02s, 1.26GB read
Requests/sec:  63516.02
Transfer/sec:    257.01MB