Josh recently added Rails Metal, which has been getting a fair bit of publicity. Metal is a great piece of functionality for those rare cases where the speed of your framework actually matters. However, people have been reporting 25x speed increase over a regular Rails action, and that just doesn’t seem right. So I decided to do some benchmarking of ‘Hello World’ Rails action v/s Metal. Here are m
![Performance of Rails Metal](https://cdn-ak-scissors.b.st-hatena.com/image/square/5dbf8d4bb6aeb72c4906093e54727da9571cbd97/height=288;version=1;width=512/https%3A%2F%2Frubyonrails.org%2Fassets%2Fimages%2Fopengraph.png)