On Sun, 2009-04-12 at 09:26 +0200, Sébastien Wacquiez 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). > I've always been interested in a btrfs export via loop or dm. The problem with loop is that it needs to be switched over to O_DIRECT or something similar. At any rate, it would be a fun project for someone looking to know dm better. -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
