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Published: 20 Oct 2012

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 reliability of the storage ... Access >>>

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