loadbalancer.org Linux Feedback Agent

I’ve been working with some loadbalancer.org appliances recently, load balancing traffic over MySQL and Apache servers running Linux. The load balancer supports a feedback agent where it can query the real server to gauge how utilised it is based on, for example, CPU load and then distribute the request to the real server that should perform the best. Over on the loadbalancer.org blog is an article about the feedback agent and how to implement it