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Access "CDP: Look before you leap"

Published: 20 Oct 2012

Many experts say CDP will replace traditional backup. But before you take the plunge, here are some key points to consider. Continuous data protection (CDP) is getting almost as much press as Apple's iPod. CDP tracks data modifications and stores changes independent of the primary data, and lets you recover data in seconds from any point in the past. Some pundits have postulated that CDP will replace backup. But is that just new technology hyperbole or is CDP a must-have technology? CDP provides a recovery point objective (RPO) and recovery time objective (RTO) of essentially zero data loss with a very fast recovery. Defined another way, CDP is a time-stamped backup stored on secondary disk. The appeal of CDP is its ability to quickly rewind applications to any point in time to find a consistent image of the data. But don't confuse CDP with mirroring, which provides data protection only from hardware failures. If data is corrupted or deleted on the primary system, it will be on the mirrored copy, too. CDP provides protection from both hardware and data ... Access >>>

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