Running 3s test @ http://127.0.0.1:49681/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.17ms  442.58us   9.42ms   91.43%
    Req/Sec    13.84k     1.19k   20.15k    79.67%
  Latency Distribution
     50%    1.09ms
     75%    1.15ms
     90%    1.25ms
     99%    2.99ms
  169466 requests in 3.10s, 678.78MB read
Requests/sec:  54667.40
Transfer/sec:    218.97MB