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NLUUG: The bright future of Linux filesystemsNLUUG: The bright future of Linux filesystemsPosted May 14, 2009 15:59 UTC (Thu) by masoncl (subscriber, #47138)In reply to: NLUUG: The bright future of Linux filesystems by sourcejedi Parent article: NLUUG: The bright future of Linux filesystems
The Btrfs nodatacow mode does disable checksumming, but it does not disable snapshots.
When you snapshot or create a clone of a nodatacow file, COW is enforced for the first write of each block after the snapshot, and then things go back to the regular nodatacow mode.
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