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Vol. 1 No. 4 June 2002

Honestly, do you really know what storage virtualization is?

One of the most confusing topics in IT today is storage virtualization. Even though the concept has been around for years in forms such as virtual memory in operating systems, virtual reality, tape virtualization and virtualization using logical volume managers, users continue to be perplexed by the many vendor announcements of "new" virtualization products. At the root of the confusion is the fact that vendors have defined the concept of virtualization in different ways to sell their own products, and then hyped the concept with religious fervor. "In the last year or so, virtualization has been the most abused and misunderstood word in the computer field," says Thomas Brosnan, director of data center planning at Convergys, a Lake Mary, FL-based billing and customer care company. Brosnan has been using virtualization for several years to manage Convergys' 278TB of storage. The confusion is compounded by vendors who proclaim that their virtualization solutions are "true virtualization," in the same way that resaligious zealots ...

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Features in this issue

  • Now, That's a Cluster!

    Lawrence Livermore National Labs is pushing the envelope with a new storage cluster that mates 115TB of networked disk with a massive cluster of 600 dual Pentium 4 servers.

Columns in this issue