In his blog entry, Dan Kuznetzky points out several good reasons (beyond cost savings) for adopting a virtualization strategy…

Why choose a virtual environment? by ZDNet‘s Dan Kusnetzky — Why do organizations choose to go to the time and trouble to adopt some form of virtualization technology? Those thinking that virtualization only refers to the use of virtual machine software to allow a single system to support multiple, encapsulated workloads would mention the factors of time and cost (see Cost and energy benefits driving […]

To summarize his main bullet items:

  • Availability or Reliability
  • Consolidation
  • Performance
  • Scalability
  • Management

Those are all great, but I would actually add a couple of additional items to the list:

  • Agility – Virtualization enables you to deploy a new server or environment in minutes/hours, not days
  • Cost Savings – while your mileage may vary with the vendors you work with, some vendors (such as Novell and SUSE Linux Enterprise Server) offer products which are priced advantageously for virtual environments. Here’s some more info on how the SLES pricing model can help