zvol (interface) does not just 'export raw device' but rather implements volume abstraction and integrates volume management into file-system.
Regards, Andrey On Sun, Apr 12, 2009 at 11:26 AM, Sébastien Wacquiez <s...@enix.org> wrote: > Hi, > > A nice feature is ZFS is the "ZVOL" layer, that permit you to export > (directly) a raw device from your zfs pool of disc, with the benefit of > powerful (growing!) snapshot and easy raid management from zfs. It's > particulary usefull when you use it with virtual server, allowing you to > centralize all your backup problematic, etc > > Does btrfs plan to support this kind of feature ? (please, don't tell me > that lvm do, lvm just sucks when you make a snapshot of your disk, and lack > of the "growing", commit, rollback, diffsend feature). > > Thanks ! > > > Sébastien Wacquiez > > PS : see http://opensolaris.org/os/community/zfs/source/zfstour.png if you > don't know what zvol do. > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html