Scrub: interpreting the counts of errors and data errors

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Errors, blocks, snapshots, bands, repairs, COW differences

Post by grahamperrin » Fri Mar 22, 2013 12:38 am

At viewtopic.php?p=4304#p4304

raattgift wrote:… errors … in snapshots. The blocks stay in the snapshot; any data added to the band by the DMG layer will cause a COW difference, and any on the fly repairing by ZFS (during a normal read or a scrub) will also cause a COW difference, *iff* there is a good copy available.
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Re: Scrub: interpreting the counts of errors and data errors

Post by grahamperrin » Sun Mar 24, 2013 1:33 pm

raattgift, many thanks for your posts on page two of this topic.

Replies to some points are under nearby viewtopic.php?p=4362#p4362 – context appears at the head of page two of that topic.
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