Follow The Rabbit

VCL (12)

Real-time statistics API with VAC

Varnish Administration Console (VAC) is broken up into two major components. Its Management UI, and a RESTful API, with...

Switching behavior dynamically in Varnish

From time to time we see the need for Varnish to switch behavior based on an external event. Let's have a look at how...

Testing the persistent storage engine

Last week I spent quite a bit of time toying with the Varnish persistent storage engine. The long term goal of the...

Security: Rejecting offending connections

Once upon a time DDoS attacks where something rare. Now, not a week goes by without such an attack on a customer or a...

Varnish 3.0 - the Standard Module

Module support is perhaps the most exciting feature of Varnish Cache 3.0. It makes it really easy to add quite complex...

Validating cookies in Varnish

or why VCL is the best thing since sliced bread.