Running 5s test @ http://127.0.0.1:47019/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.61ms  526.16us  14.43ms   98.31%
    Req/Sec    40.18k     1.61k   47.66k    84.00%
  Latency Distribution
     50%    1.56ms
     75%    1.59ms
     90%    1.63ms
     99%    3.00ms
  799229 requests in 5.02s, 3.16GB read
Requests/sec: 159288.01
Transfer/sec:    644.55MB