Running 5s test @ http://127.0.0.1:49331/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   401.32us  181.24us   4.74ms   98.28%
    Req/Sec    41.04k     1.82k   51.59k    88.67%
  Latency Distribution
     50%  385.00us
     75%  393.00us
     90%  403.00us
     99%    1.10ms
  828563 requests in 5.10s, 3.27GB read
Requests/sec: 162468.97
Transfer/sec:    657.42MB