Messages in this thread | | | Date | Thu, 4 Jan 2001 19:21:04 +0000 | From | "Stephen C. Tweedie" <> | Subject | Re: Journaling: Surviving or allowing unclean shutdown? |
| |
Hi,
On Wed, Jan 03, 2001 at 05:27:25PM +0100, Daniel Phillips wrote: > > Tux2 is explicitly designed to legitimize pulling the plug as a valid > way of shutting down. Metadata-only journalling filesystems are not > designed to be used this way, and even with full-data journalling you > should bear in mind that your on-disk filesystem image remains in an > invalid state until the journal recovery program has run successfully.
ext3 does the recovery automatically during mount(8), so user space will never see an unrecovered filesystem. (There are filesystem flags set by the journal code to make sure that an unrecovered filesystem never gets mounted by a kernel which doesn't know how to do the appropriate recovery.)
--Stephen - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
| |