Running 5s test @ http://127.0.0.1:55675/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   542.54us  216.80us   7.36ms   96.07%
    Req/Sec    30.27k     3.05k   58.78k    92.57%
  Latency Distribution
     50%  525.00us
     75%  534.00us
     90%  546.00us
     99%    1.08ms
  608495 requests in 5.10s, 2.38GB read
Requests/sec: 119339.68
Transfer/sec:    478.01MB