3 ms·
ZFS's dedupe is, I believe, 64k block dedupe; VDO's is 4k block dedupe.
by sweettea 8y ago
ZFS's dedupe is, I believe, 64k block dedupe; VDO's is 4k block dedupe.
- vardump 8y agoZFS dedup block size is whatever you set dataset record size to be. Powers of two from 0.5 kB to 256 kB are allowed at least. So you can set ZFS to dedup 4 kB blocks. It just requires a boatload of RAM.