Here are result of Amethyst benchmarking with wrk:
./wrk -d 60 -t 10 -c 200 http://127.0.0.1:8080/
Running 1m test @ http://127.0.0.1:8080/
10 threads and 200 connections
Thread Stats Avg Stdev Max +/- Stdev
Latency 5.24ms 548.04us 16.95ms 85.04%
Req/Sec 3.83k 223.66 4.42k 82.93%
2290956 requests in 1.00m, 9.71GB read
Requests/sec: 38157.50