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Varnish Explained

Mattias Geniar, Thursday, October 20, 2016

A few months ago, I gave a presentation at LaraconEU in Amsterdam titled “Varnish for PHP developers”. The generic title of that presentation is actually¬†Varnish Explained and this is a write-up of that presentation, the video and the slides.
The simplest way to get a grip of the basics of Varnish would be to watch the video recording of that presentation.
Further down you’ll find the slides and a transcript of each slide, with accompanying links.

This is the recording of the talk at LaraconEU on August 2016.

Here’s a write-up per slide, with the most important topics.
(Alternatively, if you prefer to just skim through the slides, they are up on Speakerdeck too.)

In order to fully understand Varnish, it’s vital that you understand the HTTP protocol (at least the basics) and how its HTTP headers are formed and which purpose they serve.
Later on, I’ll cover the Varnish internals,


Original article