Running 5s test @ http://127.0.0.1:57273/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   364.06us  176.71us   5.04ms   97.03%
    Req/Sec    45.07k     4.33k   86.29k    95.05%
  Latency Distribution
     50%  351.00us
     75%  361.00us
     90%  371.00us
     99%  606.00us
  905496 requests in 5.10s, 3.54GB read
Requests/sec: 177581.91
Transfer/sec:    711.29MB