3 ms·
Besides what all the others have mentioned, you can force ZFS to keep up to 3 copies of data blocks on a dataset. ZFS uses this internally for important metadat
by magicalhippo 3y ago
Besides what all the others have mentioned, you can force ZFS to keep up to 3 copies of data blocks on a dataset. ZFS uses this internally for important metadata and will try to spread them around to maximize the chance of recovery,
though don't rely on this feature alone for redundancy.