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Cloudera's Project Impala Rides Herd with Hadoop Elephant in Real-Time

There are a lot of gripes about the Hadoop Big Data muncher, and one of them is that it was designed as a batch-oriented system. A number of different add-ons to Hadoop have been created to try to make it more like more...

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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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