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Updated zfs check (markdown)

Gabriel A. Devenyi
2022-03-24 16:11:21 -04:00
parent c06c4bc063
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zfs-check.md

@ -17,7 +17,7 @@ Its kind of like sha1sum, but incremental: It generates a sha1 hash per "chunk"
A tool like this wouldn't seem necessary for ZFS: ZFS has full check summing, so you can be 100% sure the data doesn't get corrupted, right?
While this is true to a certain extend, it IS possible that data gets corrupted during transfer with zfs send/recv. This can happen because of certain bugs in ZFS. For example: https://github.com/openzfs/zfs/issues/12762
While this is true to a certain extend, it IS possible that data gets corrupted during transfer with zfs send/recv. This can happen because of certain bugs in ZFS. For example: https://github.com/openzfs/zfs/issues/12762 and https://github.com/openzfs/zfs/issues/6224
In such cases the checksums are still OK, but they are of the wrong (corrupt) data.