>>>>> "bh" == Brandon High <bh...@freaks.com> writes:
bh> I think I'm seeing an error in the output from zfs list with bh> regards to snapshot space utilization. no bug. You just need to think harder about it: the space used cannot be neatly put into buckets next to each snapshot that add to the total, just because of...math. To help understand, suppose you decide, just to fuck things up, that from now on every time you take a snapshot you take two snapshots, with exactly zero filesystem writing happening between the two. What do you want 'zfs list' to say now? What does happen if you do that, is it says all snapshots use zero space. the space shown in zfs list is the amount you'd get back if you deleted this one snapshot. Yes, every time you delete a snapshot, all the numbers reshuffle. Yes, there is a whole cat's cradle of space accounting information hidden in there that does not come out through 'zfs list'.
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