Running 5s test @ http://127.0.0.1:48135/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     3.91ms    0.96ms  20.86ms   95.40%
    Req/Sec    16.14k     1.19k   23.43k    80.50%
  Latency Distribution
     50%    3.76ms
     75%    3.99ms
     90%    4.22ms
     99%    7.53ms
  321546 requests in 5.04s, 1.27GB read
Requests/sec:  63846.06
Transfer/sec:    258.35MB