Migrating Varnish 3 vcl to Varnish 4

Migrating Varnish 3 vcl to Varnish 4

I’ve been running Varnish 3 for a while now on my own server and I have created a general configuration for my setup. I also use this configuration as some sort of template if I have to configure Varnish for a client. Recently I had to setup and configure Varnish 4 for a new project. I was eager to test if my previously created configuration for Varnish 3 would work with the new version. Fortunately there is a way to verify if…

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How to purge the Varnish cache

How to purge the Varnish cache

Edit: This guide was created using Varnish 3, it is possible that some action will not work with Varnish 4. In one of my previous posts I have guided you into configuring Varnish for WordPress websites. One of the main purposes of Varnish is caching and it is great at it. Yet you may come into a situation where you would want to view the actual site, page or file instead of the cached version of it. Developers for example…

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Varnish config for WordPress

Varnish config for WordPress

The server that hosts this website was configured from the ground up by myself. The purpose was to configure a server with a rather limited resource set that was able to serve a few websites without handing in on performance and page speed. One of the ways to maintain a good performance of the server and websites is to ease the web server from its tasks by implementing a caching proxy. In this case I used Varnish Cache to accelerate…

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