パフォーマンス測定ページ
http://www.techempower.com/blog/
http://tech.a-listers.jp/2013/05/06/web-framework-benchmark/
https://github.com/TechEmpower/FrameworkBenchmarks/tree/master/gemini
https://github.com/TechEmpower/FrameworkBenchmarks/blob/master/gemini/Source/hello/GhApplication.java