Running 5s test @ http://127.0.0.1:50879/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.57ms  546.51us  14.07ms   97.91%
    Req/Sec    41.27k     1.70k   48.62k    82.00%
  Latency Distribution
     50%    1.51ms
     75%    1.54ms
     90%    1.59ms
     99%    3.23ms
  821626 requests in 5.03s, 3.21GB read
Requests/sec: 163461.66
Transfer/sec:    654.73MB