Running 5s test @ http://127.0.0.1:55485/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   472.14us  196.41us   5.94ms   96.43%
    Req/Sec    34.69k     7.26k  135.90k    99.50%
  Latency Distribution
     50%  448.00us
     75%  463.00us
     90%  555.00us
     99%    1.03ms
  693725 requests in 5.10s, 2.74GB read
Requests/sec: 136042.52
Transfer/sec:    549.71MB