(Paul Venezia, ITWorld) If there's one technology that can greatly improve computing environments of any size, it's virtualization. Virtualizing even a small infrastructure can ease administration and reduce costs.

The reasons to virtualize even a small infrastructure come down to ease of administration and cost reductions. Cost reductions come from cutting down the number of physical servers, thus reducing the power and cooling requirements, but they also come in the form of greatly reduced expansion. Rather than having to purchase new hardware to support a new business application, all you need to do is add a new virtual server. If your business has only a single server, virtualization isn't likely to buy you much, but if you have more than two servers or if you plan on expanding anytime soon, virtualization can likely make a difference.

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