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This article is part of the Vol. 8 Num. 5 July/August 2009 issue of Tips for better virtual data backup strategies
Cloud storage can reduce the cost of IT, but service providers must prove they have the proper data security models before larger firms will adopt the model en masse. Cloud storage, as defined by Enterprise Strategy Group, is a service delivered in one of three ways: via a subscriber, one in which the service provider is a company's internal IT group (private cloud) and when a third-party company delivers storage services. Cloud storage must be elastic so it can quickly adapt the underlying infrastructure to changing subscriber demands. It must also be automated so that underlying infrastructure changes can be made, and content can be placed on different storage tiers or in geographic locations quickly and without human intervention. Of course, the devil is in the details. The storage cloud must also be: SLA-driven, automated and integrated to provide quick response times to user demands Policy-based, with deep levels of automation to move data to appropriate tiers Secure, reliable and scalable to multi-petabyte (PB) capacity with a unified management view ... Access >>>
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