Phoronix: FreeBSD Will Continue Supporting ZFS, Here's ZFS v28

Pawel Jakub Dawidek has announced he has prepared a port of the ZFS v28 file-system for FreeBSD, which is a newer revision of this advanced Sun/Oracle file-system than what is currently available in FreeBSD 8.1. This updated ZFS file-system brings a number of new features to FreeBSD-ZFS users including data de-duplication support, triple parity RAIDZ (RAIDZ3), ZFS DIFF, Zpool Split, snapshot holds, forced Zpool imports, and the ability to import a pool in a read-only mode...

http://www.phoronix.com/vr.php?view=ODU2MQ