| Copy data is the duplicate electronic information that is created by multiple siloed computing systems used in business continuity, testing and development, disaster recovery and backups. Although most organizations hold onto redundant copies of files for data protection purposes, unnecessary copy data not only increases storage consumption, it can also bog down network performance and cause mission critical applications to suffer. Maintaining multiple data protection systems that operate independently, but essentially perform the same function, also increases IT costs in public cloud environments. According to International Data Corporation (IDC), more than half of enterprise storage houses copy data, and the rate is growing. To confront this issue, many organizations are investing in copy data management strategies, looking to reduce the number of unnecessary copies and get easier access to critical data. When implementing a strategy for copy data management, the first step is to identify existing data copies and create a catalog that documents where copies are stored, whether they are differential copies of an original, and if they are held within a storage system or external source. The catalog helps administrators determine what data can be managed through an automated process that manages copies according to a set of operational rules. Such rules might include definitions around the acceptable number of copies, where they should be located, their retention period and other data management control criteria. Copy data management software can also help solve problems by reducing the number of full copies. The software consolidates multiple data copies into a single master copy that can be virtualized and used on an as-needed basis. |
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