Running 3s test @ http://127.0.0.1:48731/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.20ms  452.36us   9.32ms   90.54%
    Req/Sec    13.40k   818.59    16.18k    77.05%
  Latency Distribution
     50%    1.13ms
     75%    1.18ms
     90%    1.28ms
     99%    3.18ms
  162823 requests in 3.10s, 652.18MB read
Requests/sec:  52508.13
Transfer/sec:    210.32MB