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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Posted Wednesday 23rd September 2009 13:43 GMT
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.
Posted Wednesday 23rd September 2009 15:12 GMT
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?
Posted Thursday 24th September 2009 09:11 GMT
NetApp asynchronous SnapMirror offers cascade and multihop
mirroring - has been available for years + Riverbed for compression = proven solution
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