Varnish is a high-performance HTTP accelerator, built for high-traffic, dynamic, content-heavy websites. By making use of Varnish’s built-in stats interface, Librato provides you with a turn-key integration that will have metrics flowing in minutes.

With Varnish’s critical placement in your infrastructure, there’s many metrics to track! Some key metrics, such as client requests and connections, speak to Varnish’s HTTP performance, while others, such as cache hit rate, speak to its caching performance. Librato’s built-in, intuitive dashboard shows all of these and more with no configuration required.

Getting started with monitoring Varnish is as simple as following the short configuration instructions. Within minutes, your Varnish servers will be reporting their metrics to Librato.