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Vol. 5 No. 10 December 2006

SAN consolidation strategies

Following sound SAN design strategies allows you to reduce the number of SAN islands, strengthen your primary SAN, make storage easier to manage and provide more data protection. Project-based and departmental SAN islands are multiplying faster than rabbits and are relatively inexpensive, easy to build and require little planning. But SAN islands carry a hidden cost: The benefits of isolated SANs vanish rapidly as more of them are added to the storage infrastructure. A SAN island's single-purpose nature makes it very uneconomical, and the aggregate cost for storage and storage management of small SAN islands can be eye-opening. This wasn't an issue during the dot-com years when funds seemed inexhaustible, but the ensuing economic dip ushered in an era of consolidation and centralization; in other words, doing more with less. SAN consolidation has the following benefits: Simpler storage management A higher degree of storage resource utilization (capacity, bandwidth, storage controller, I/Os, storage management staff) Increased ...

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Features in this issue

  • Hot technologies for 2007

    "Storage" magazine's editors reviewed technology developments, product introductions and storage standards to come up with this short list of must-have technologies for 2007. We believe iSCSI SANs, hardware-based tape encryption, high-capacity disk drives, virtualization and thin provisioning will have the greatest impact on enterprise storage environments.

  • SAN consolidation strategies

    As islands of SANs proliferate in companies, the cost of storage can soar. Sound SAN design strategies allow companies to reduce the number of SAN islands, strengthen a primary SAN, make storage easier to manage and provide more data protection.

  • Quality awards II: EqualLogic named top midrange array

    by  Rich Castagna

    Another Quality Awards dark-horse candidate, EqualLogic PS Series, joins backup winner BakBone in unseating established players for top honors.

Columns in this issue

  • Is it really a disaster?

    Was it really a disaster after all? It's important to distinguish operational recovery from disaster recovery because the tools and techniques used in each situation can differ significantly.

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