Service packs. Kernel patches. New module releases. What do all of these have in common? Restore points and backups. Before we, as BASIS administrators, do any of these we have to make sure we have a recovery point so if anything should go haywire, we have a point of recovery. Usually it involves communicating with the database administrators, operating system administrators, and backup teams to leverage the current backup technology.
If you are already a virtualization house, or are thinking about converting to be one, then you know about some of the new solutions available to you. The most basic, and most easily leveraged is that of the “snapshot”.