On Sat, Apr 14, 2007 at 08:56:40PM +0200, Krzysztof Halasa wrote: > Neil Brown <[EMAIL PROTECTED]> writes: > > > What, specifically, is there in ZFS that you want to use in Linux? > > There is lots of interesting stuff in there, but which bit has caught > > your attention? It is possible that that functionality can be > > incorporated into Linux without trying to clone or copy ZFS. > > Filesystem block hashes (checksums) and in-fs redundancy (using the > hashes to determine which copy of data is correct in case of > corruption). It would mean multi-device filesystem.
Yup - multidevice support in XFS is something I'm working on at the moment. There's many nice features that multi-device filesystems can take advantage of (different geomteries, multiple journals, internal RAID, redundancy, partially online/offline filesystems, partial filesystem repair, etc). Cheers, Dave. -- Dave Chinner Principal Engineer SGI Australian Software Group - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/