Running 5s test @ http://127.0.0.1:48319/echo
  4 threads and 64 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency   367.30us  131.96us   3.88ms   98.72%
    Req/Sec    44.18k     2.26k   59.10k    88.67%
  Latency Distribution
     50%  356.00us
     75%  365.00us
     90%  375.00us
     99%  605.00us
  891962 requests in 5.10s, 3.49GB read
Requests/sec: 174893.93
Transfer/sec:    700.53MB