SAN and NAS virtualization


After some years of false starts and false hopes, storage virtualization, also known as block virtualization, is finally proving its worth. All the major vendors have embraced it, most notably IBM, EMC, and HDS (Hitachi Data Systems); the solutions themselves have improved; and customers, typically large shops managing large SANs with intense data availability requirements, understand how to deploy it and where to get good ROI. No longer a technology in search of a problem, storage virtualization offers a way to address a wide range of storage management woes.

Source: SAN and NAS virtualization

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