Date: Mon, 11 Jan 1999 23:25:58 +0100 From: Eivind Eklund <eivind@FreeBSD.ORG> To: Terry Lambert <tlambert@primenet.com> Cc: fs@FreeBSD.ORG Subject: Re: Finding a lost FS Message-ID: <19990111232558.W40114@bitbox.follo.net> In-Reply-To: <199901112204.PAA01127@usr05.primenet.com>; from Terry Lambert on Mon, Jan 11, 1999 at 10:04:50PM %2B0000 References: <19990110181118.F25747@bitbox.follo.net> <199901112204.PAA01127@usr05.primenet.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Jan 11, 1999 at 10:04:50PM +0000, Terry Lambert wrote: > > An error during some build experiments made disklabel run against the > > wrong disk, overwriting just the label before quitting. Have anybody > > got any good starters for how to recover the information on where the > > FS on that disk is located? > > > > I'm presently just running fsck -n -b <all numbers> against the disk, > > looking for alternate superblocks with good checksums. This has also > > uncovered at least one bug in fsck (it gives a bus error when scanning > > the bogus 'file system' described by one of those superblocks), so it > > is probably an exercise I should do more regularly... > > Did you blow the label on the other disk, or just the superblock for > the FS in question? Label :-( > If you blew the label, you have to recreate it correctly, since fsck > is for checking FS's, not disklabel's that define where FS's start. I did that just to find the alternate superblocks, hoping to be able to use their location to give me a clue to the correct labelling of the disk. That has not quite worked yet :-( Eivind. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?19990111232558.W40114>