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IBM System Storage N series Software Guide by Marco Schwarz, Tom Provost, Steven Pemberton, Dirk Peitzmann, Jeff Lin, Roland Tretau

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Thin replication using SnapVault and Volume SnapMirror
This chapter introduces the topic of thin replication using SnapVault and Volume SnapMirror. Thin replication refers to the copying of data to another facility during backup and disaster recovery. Snapshot copies can be backed up and replicated to another facility using SnapVault and Volume SnapMirror. These two technologies increase storage efficiency by transferring only changed data blocks after the baseline copy is created.
This chapter also explains how you can combine deduplication with ...

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