Running 5s test @ http://127.0.0.1:51339/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     3.88ms  649.25us  15.71ms   97.10%
    Req/Sec    16.31k     1.10k   22.18k    76.00%
  Latency Distribution
     50%    3.75ms
     75%    4.02ms
     90%    4.13ms
     99%    6.22ms
  324653 requests in 5.03s, 1.28GB read
Requests/sec:  64588.74
Transfer/sec:    261.35MB