zfsonlinux/zfs@master will support online defragmentation of ZFS pools before 2020

Created by PseudonymousUser on 2016-10-06; known on 2020-01-01; judged wrong by PseudonymousUser on 2020-01-01.

• PseudonymousUser estimated 19% on 2016-10-06
• PseudonymousUser   judged this prediction wrong on 2020-01-01.