zfsonlinux/zfs@master will support online defragmentation of ZFS pools before 2018

Created by PseudonymousUser on 2016-10-06; known on 2018-01-01; judged wrong by PseudonymousUser on 2018-01-01.

• PseudonymousUser estimated 4% on 2016-10-06
• PseudonymousUser   judged this prediction wrong on 2018-01-01.