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Vol. 5 No. 1 March 2006

Snapshot: Do you replicate your data remotely?

Do you replicate your data remotely? Companies are finally putting their money where their disaster recovery (DR) plans are. Today, 57% of Storage readers perform some sort of data replication to a remote location, and 51% of those who don't are planning to do it in the next two years. That's a marked increase over a similar survey in December 2004, when only 38% of respondents said they were doing remote replication. By and large, Storage readers turn to their disk vendors for their replication needs, with 50% of respondents using array-based replication software like EMC's Symmetrix Remote Data Facility (SRDF) or Network Appliance's SnapMirror. And despite industry predictions that replication functionality will increasingly run in the network, 43% of would-be replicators say they're also evaluating array-based software. When readers say remote, for the most part, they really mean it. Forty-nine percent of replication users copy data to sites more than 100km away, while only 18% do metro-area replication ( < 10km). Finally, ...

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