Running 3s test @ http://127.0.0.1:57251/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.18ms  455.54us  10.38ms   88.91%
    Req/Sec    13.70k     1.70k   25.02k    90.16%
  Latency Distribution
     50%    1.11ms
     75%    1.17ms
     90%    1.30ms
     99%    2.89ms
  166157 requests in 3.10s, 665.53MB read
Requests/sec:  53602.49
Transfer/sec:    214.70MB