Howtoforge posted a guide about setup a virtual machine replication & failover with VMWare Server and Debian GNU/Linux 4.0

This tutorial provides step-by-step instructions about how to create a highly available VMware Server environment on a Debian Etch system. With this tutorial, you will be able to create Virtual Machines that will be available on multiple systems with failover/failback capabilities.

Virtual Machine Replication & Failover with VMWare Server & Debian Etch (4.0)