Yes, it will 'hurt' more to use SMR drives with raidz1/raidz2/raidz3. ... but I believe ZFS DRAID mode will not hurt that much on SMR drives. In ZFS DRAID the

Yes, it will 'hurt' more to use SMR drives with raidz1/raidz2/raidz3. ... but I believe ZFS DRAID mode will not hurt that much on SMR drives. In ZFS DRAID there is no dedicated SPARE drives - but 'spare blocks' are spread across the disks along with 'data blocks' and 'parity blocks' - this means that all drives 'read' for the resilver and all drives 'write' for the resilver. More here: - https://github.com/openzfs/zfs/wiki/dRAID-HOWTO/001b44728e1ac3329a4d91be97bcd565a8f351b7 https://github.com/openzfs/zfs/wiki/dRAID-HOWTO/001b44728e1a... ... also the Sequential Resilver helps even more: - https://docs.google.com/presentation/d/1vLsgQ1MaHlifw40C9R2sPsSiHiQpxglxMbK2SMthu0Q/edit#slide=id.g995720a6cf_1_19 https://docs.google.com/presentation/d/1vLsgQ1MaHlifw40C9R2s...