aa993491_ZFS_Fun___Funtoo__BTRFS
[Feature] Built-in data redundancy support [ZFS] YES [Remarks] ZFS has a sort of RAID-5/6 (but better! RAID-Z{1,2,3}) capability, BTRFS only fully supports data mirroring at this point, however some works remains to be done on parity bits handling by BTRFS. [BTRFS] 
YES
Y E S
N O
ZFS Fun - Funtoo
BTRFS