Running 5s test @ http://127.0.0.1:58677/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   395.27us  245.64us   6.58ms   97.34%
    Req/Sec    42.52k     3.27k   56.88k    88.67%
  Latency Distribution
     50%  367.00us
     75%  376.00us
     90%  388.00us
     99%    1.65ms
  858596 requests in 5.10s, 3.36GB read
Requests/sec: 168357.37
Transfer/sec:    674.34MB