Running 3s test @ http://127.0.0.1:59729/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.22ms  430.37us  10.51ms   92.01%
    Req/Sec    13.23k     1.30k   18.98k    79.67%
  Latency Distribution
     50%    1.14ms
     75%    1.21ms
     90%    1.28ms
     99%    2.54ms
  161887 requests in 3.10s, 648.43MB read
Requests/sec:  52239.96
Transfer/sec:    209.24MB