Running 3s test @ http://127.0.0.1:57887/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.16ms  444.99us   9.61ms   88.71%
    Req/Sec    13.87k     1.19k   19.50k    81.30%
  Latency Distribution
     50%    1.09ms
     75%    1.18ms
     90%    1.38ms
     99%    2.98ms
  169790 requests in 3.10s, 680.08MB read
Requests/sec:  54779.54
Transfer/sec:    219.42MB