Running 5s test @ http://127.0.0.1:52207/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.59ms  491.44us  13.71ms   98.84%
    Req/Sec    41.03k     1.32k   43.63k    78.00%
  Latency Distribution
     50%    1.55ms
     75%    1.57ms
     90%    1.60ms
     99%    2.28ms
  816332 requests in 5.02s, 3.19GB read
Requests/sec: 162713.99
Transfer/sec:    651.74MB