Running 5s test @ http://127.0.0.1:59825/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   424.39us  163.21us   4.19ms   97.71%
    Req/Sec    37.94k     3.29k   47.61k    70.94%
  Latency Distribution
     50%  416.00us
     75%  439.00us
     90%  463.00us
     99%    0.92ms
  766074 requests in 5.10s, 3.03GB read
Requests/sec: 150217.89
Transfer/sec:    607.85MB