Running 5s test @ http://127.0.0.1:42113/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     4.07ms    0.86ms  17.12ms   95.39%
    Req/Sec    15.52k     1.02k   18.44k    72.50%
  Latency Distribution
     50%    4.04ms
     75%    4.13ms
     90%    4.24ms
     99%    7.70ms
  308977 requests in 5.03s, 1.22GB read
Requests/sec:  61372.77
Transfer/sec:    248.34MB