Is this a serious attempt of a ZFS file system, or just something that is never meant to be used for real?
Phoronix: The State Of The Tux3 File-System
Btrfs has received much of the limelight on Linux when talking about file-systems since it promises to compete with Sun's ZFS file-system and introduce several features not found in the commonly-used EXT3 and EXT4 file-systems. However, work on other Linux file-systems hasn't halted...
http://www.phoronix.com/vr.php?view=Njg4NQ
Is this a serious attempt of a ZFS file system, or just something that is never meant to be used for real?
Seems to be real. They're trying a novel approach by not journalling at all but doing log replays instead.
Also it seems ZFS has set the bar pretty low, it should be pretty easy to beat.
Reference:
http://www.kev009.com/wp/2008/11/on-...ms/#comment-26
Very interesting! And at the same time Oracle is making Butter FS, that should come out this year in beta:
Video link:
http://www.linuxfoundation.org/events/node/149