back to article CommVault first to de-dupe to tape

CommVault has updated its data protection and management product Simpana so it can store de-duplicated data on tape - something no other product does. Generally accepted rules say that the most efficient way of storing data - de-duplicated with repeating patterns taken out - can't be used with tape, the cheapest long-life …

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  1. Anonymous Coward
    Anonymous Coward

    Is all it seems?

    Is this true "de-dup" i.e. at file segment or block level or is it simply single instance?

    What about impact on restore times if pulling back from tape? Performance metrics?

  2. Anonymous Coward
    Anonymous Coward

    Is there anybody out there who isn't doing 2 stage backup these days

    We're not that big of a shop, and our data protection scheme starts with a disk-to-disk backup for easy recover of the near-realtime data, with the disk storage then being run to tape. Since the de-duping is easily done on disk, what's the need for the tape to do it?

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