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An Introduction to Full Virtualization With Xen (Part 1)

The Paravirtualization Spectrum, Part 1: The ends of the spectrum

In part one of this two-part series, Citrix's George Dunlap gives a general introduction to virtualization and to paravirtualization, Xen's unique contribution to the field, and the advent of hardware virtualization extensions (HVM). It also introduces the idea of adding paravirtualized drivers for disk and network.

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Facebook Could Become an Enterprise ID System

Gartner analyst Earl Perkins noted that identities on the Web may be managed by Facebook even in enterprise IT.

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Gartner: 'Every Budget is an IT Budget'

Technology will be embedded everywhere and disrupt traditional IT and the vendors and ecosystem that goes with it.

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Enterprise Sends Windows 8 to the Grave Before Launch

The controversy surrounding the new platform may prevent early adoption by businesses -- but who cares?

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The Future of Data Storage Is... Cassette Tape?

While the future of storage on your laptop is undoubtedly solid state, it's more difficult to predict how the huge tranches of data in server farms will be housed in the future. Recent suggestions, though, predict the rebirth of an old technology: the humble casette tape. More »...

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