Running 3s test @ http://127.0.0.1:37133/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.22ms  569.93us  13.41ms   90.52%
    Req/Sec    13.38k     1.00k   15.91k    74.17%
  Latency Distribution
     50%    1.12ms
     75%    1.19ms
     90%    1.38ms
     99%    3.69ms
  159766 requests in 3.01s, 639.93MB read
Requests/sec:  53147.50
Transfer/sec:    212.88MB