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New life for CDP
This article is part of the Vol. 7 No. 1 March 2008 issue of Storage magazine
Before data deduplication turned white hot, continuous data protection (CDP) was supposed to be the next big thing for disk-based backup. But CDP never truly caught fire with users. They liked the idea of being able to roll back to any point to restore data, but not enough to purchase and manage a standalone product to do it. However, organizations are using CDP as the underlying technology for specific applications such as Exchange, and data protection vendors are building it into their products as a feature. Now CDP is being recast from an overall backup platform to a tool to facilitate replication for disaster recovery (DR). Double-Take Software's December acquisition of early CDP player TimeSpring is the latest example of an established vendor picking up CDP to aid replication. EMC acquired Kashya and CA bought XOsoft for that reason in 2006. Backup vendors Asigra, Atempo, BakBone Software and CommVault have CDP baked into their software as a feature to facilitate DR. Symantec acquired the intellectual property of CDP ...