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August 2012 Volume 14

Virtualization capacity management: The right tools rule

In the past five years, corporate data centers have morphed from crowded metropolises of machinery into the smaller-scale locales of the virtualized environment. These pared-down centers, however, do not make capacity management any easier. If anything, in fact, the resources required to power virtual machines (VMs) add new layers of complexity to capacity management, demanding a larger toolbox for IT and unfamiliar rules for users. The needs of the business tend to be more fluctuating than they used to be, so being able to spin up capacity when you need it is critical. Pete Graves, CIO, Independent Bank Corp. Just ask Curtis Gunderson, senior infrastructure engineer at Unum Group Inc., a worldwide provider of disability insurance based in Chattanooga, Tenn. The company, with 10,000 employees and $10.1 billion in revenue in 2011, is 80% virtualized. Gunderson uses VKernel's vOPs Server Standard to measure performance and manage VM capacity three months out. Anticipating what people will ask for next isn't easy, however. "Our ...

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