Running 5s test @ http://127.0.0.1:43713/echo
  4 threads and 256 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.56ms  471.01us  10.83ms   98.34%
    Req/Sec    41.60k     1.75k   48.13k    78.00%
  Latency Distribution
     50%    1.51ms
     75%    1.57ms
     90%    1.62ms
     99%    2.57ms
  827857 requests in 5.02s, 3.24GB read
Requests/sec: 164767.99
Transfer/sec:    659.97MB