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Service providers and subscribers benefit from cloud storage
This article is part of the Storage magazine issue of Vol. 8 Num. 5 July/August 2009
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 ...
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Features in this issue
Virtual servers solve many problems in the data center, but they also make backup harder. There are several ways to back up virtual servers, each with advantages and disadvantages.
Storage managers stick with the software that comes with their hardware to manage storage environments. But this year, capacity management rises to near the top of wish lists.
Sun Microsystems Inc. tape libraries took top honors in both the midrange and enterprise categories in the latest Storage magazine Quality Awards survey
Server virtualization has had a profound impact on storage infrastructures, but the coming wave of desktop virtualization will place new demands on storage environments.
Columns in this issue
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.
The "cloud" part of cloud storage services used to mean some distant shore of the Internet. But vendors now tout their "internal clouds," cloud storage that never leaves your shop.