This is offtopic but what should be size of the VM to handle HN's front page traffic. I know a lot of it depends upon whether the website is static or is backed by DB and on various different factors. But many a times some of my friends ask me questions like this.

To make it simple, lets take 2 very basic websites.

1. A ghost blog. (node.js) 2. A wordpress blog backed by a mysql db. (php)