Running 5s test @ http://127.0.0.1:33467/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.58ms  440.49us  13.96ms   98.21%
    Req/Sec    40.96k     1.57k   47.09k    84.00%
  Latency Distribution
     50%    1.54ms
     75%    1.57ms
     90%    1.62ms
     99%    2.64ms
  814898 requests in 5.02s, 3.19GB read
Requests/sec: 162441.72
Transfer/sec:    650.65MB