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On 04/08/20 08:42, Wols Lists wrote: |
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> Both LVM and btrfs offer snapshotting, so you take a snapshot before |
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> doing an in-place rsync, giving you one full backup per snapshot, but |
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> the drive is actually only storing the changes between snapshots. |
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> Probably run the backup much faster too. |
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Just strikes me this would be near ideal for an SMR drive, because this |
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would be copy-on-write, so the backup would just be streaming new data |
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to disk. |
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And by judiciously choosing when to delete snapshots, you have |
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considerable control over when the drive decides to do a defrag. |
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Cheers, |
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Wol |
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