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back to article EMC offers cascading replication

Aiming to knock another nail in tape's coffin, EMC has improved its Data Domain replication capability to chip away at another tape advantage. Many data centres ship tapes between sites for disaster recovery (DR), with important data centres protected by two other sites and with remote data centres protected by a central one. …

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  1. ThePhantom

    Been there, done that

    HP NonStop Remote Database Facility has had cascading replication for at least 10 years. One of its major selling points is synchronous replication to a close-by site (for 0 RPO) with async replication to a further site for protection.

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  2. Anonymous Coward
    Anonymous Coward

    It's for dedupe backup...

    All the high end storage arrays have that, Symms have had it for 8 or 9 years.

    On the other hand, why would you buy a Tandem as a backup solution?

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  3. James 85

    What's The Big Deal

    NetApp asynchronous SnapMirror offers cascade and multihop

    mirroring - has been available for years + Riverbed for compression = proven solution

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