Varnish in a Bleeding-edge Drupal Stack: A Case Study

Varnish is renowned to be one of the simplest and most effective methods of improving site performance and reducing server infrastructure overhead. But what happens when the world's largest Drupal site endeavors to reap the benefits of this technology on top of one of the most complex and unique Drupal installations in existence? Learn about the challenges faced, lessons learned, and solutions devised in the process of bringing examiner.com up into the top 50 US websites.