Running 3s test @ http://127.0.0.1:50185/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.27ms  196.94us   4.81ms   90.49%
    Req/Sec    12.46k   623.89    16.16k    91.06%
  Latency Distribution
     50%    1.26ms
     75%    1.31ms
     90%    1.36ms
     99%    2.34ms
  152439 requests in 3.10s, 610.58MB read
Requests/sec:  49175.76
Transfer/sec:    196.97MB