Varnish

Varnish is a webcache & http accelerator. Varnish will either serve cached content, or retireve content from the server, and cache it. Varnish will reduce I/O pressure from webservers.

Emerge
Install

To start immediately

To start at boot

Configuration
Configuration is controlled by /etc/varnish/default.vcl

Any traffic pointed at port 8080 will be through varnish.