最近話題の ActiveScaffold の開発メンバーでもあるLance Ivy氏のレポート。 How Rails' Benchmarks Lie I’ve been on a benchmarking blogging spree lately. Creating BenchmarkForRails (B4R) with its non-invasive benchmarking technique has made it very easy to play around with timing of key Rails methods and develop a better picture of the true costs. The results have been amazing. Railsのベンチマークでは測定しきれない部分の ベンチマークを可能にする Benchmark