On Sat, Jun 11, 2011 at 1:51 AM, <Valdis.Kletnieks@xxxxxx> wrote: > On Thu, 09 Jun 2011 13:54:13 +0300, "Amir G." said: > >> Why do you keep saying 'backup only'? >> There is a huge difference between having long lived snapshots, >> like CTERA products have, and temporary snapshot for backup >> purpose (for which LVM is adequate). > > I must have blinked somewhere - I'm not convinced LVM is even "adequate" for > backup purposes. In particular, how does an LVM-level snapshot deal with the > "metadata in memory" problem (basically the exact same problem as running fsck > on a disk partition that is already mounted)? > > It uses the filesystem freeze API. Same as ext4 snapshots. Amir. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
