2011/4/6 Tracy Reed treed@ultraviolet.org:
On Sat, Apr 02, 2011 at 02:13:01PM -0700, John R Pierce spake thusly:
ZFS isn't GPL, therefore can't be integrated into the kernel where a file system belongs, therefore is pretty much relegated to user space
It can be patched in by the end user. So if someone were to distribute a patch which could be dropped into a current SRPM by the end user and a change to the SPEC file made to apply the patch during the rpm build the user would be all
Look at: http://zfsonlinux.org/
Currently best way to get zfs with features (deduplication) is opensolaris (nexenta?)
Anyway, btrfs supports also compression nowdays.
-- Eero