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Article: CDP: Great for corruption, not disaster recovery; Ups, downs of continuous data protection.
- Article from:
- Network World
- Article date:
- November 16, 2006
CopyrightCOPYRIGHT 2006 Network World, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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While there are various ways to implement continuous data protection, most experts agree that the defining characteristic
of CDP is the ability to roll back a system, database or set of files to any time within the retention window. Generally,
the detail that can be achieved with CDP depends on the frequency of file-system transactions, which can occur many times
per second.
CDP has gained widespread support helping enterprises recover from data corruption. Historically, corruption recovery relied
on slow processes with much less "time granularity" to recover, for example, from a tape backup or periodic database dumps.
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