Running 5s test @ http://127.0.0.1:47527/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   406.09us  229.23us   6.66ms   93.34%
    Req/Sec    40.98k     4.69k   91.94k    95.05%
  Latency Distribution
     50%  380.00us
     75%  392.00us
     90%  415.00us
     99%    1.38ms
  823394 requests in 5.10s, 3.22GB read
Requests/sec: 161472.13
Transfer/sec:    646.77MB