Re: what's fstype 83? "Linux"?
There's a way to fix this. Googling for "Bad magic number" and
"super-block" should bring something up...
On Mon, 2003-01-27 at 20:58, will trillich wrote:
> On Mon, Jan 27, 2003 at 04:22:21PM -0800, nate wrote:
> > will trillich said:
> > > ideas? (i think this was my slink disk drive -- i'd like to
> > > use it to alleviate some space pressure on my woody
> > > server...)
> >
> > what does e2fsck say for those drives you cannot mount? Try
> > running a read-only pass on them. I can't imagine why the
> > newer kernel would be unable to mount a slink partition(though
> > I can see it happening the other way around), though I haven't
> > personally tried it.
>
> root: /mnt# e2fsck /dev/hdb1
> e2fsck 1.27 (8-Mar-2002)
> Couldn't find ext2 superblock, trying backup blocks...
> e2fsck: Bad magic number in super-block while trying to open /dev/hdb1
>
> root: /mnt# e2fsck /dev/hdb5
> e2fsck 1.27 (8-Mar-2002)
> Couldn't find ext2 superblock, trying backup blocks...
> e2fsck: Bad magic number in super-block while trying to open /dev/hdb5
>
> N.B. an earlier thread noticed "bad magic" mentioned at or
> before LILO, so it may have been this type of thing
> (certainly not the file-detector 'magic number' theory)...
>
> files on /dev/hdb2 have modification times no later than
> september 2000 -- pre-ext3 by a long shot. and i'm *positive*
> i've never even tried reiserfs, certainly not two-and-a-half
> years ago. wasn't ext2 the default for formatting under the
> potato or slink install? (as i recall, potato would start out as
> ext2 and then offered an ext3 option later... nope, ext3 didn't
> work either.)
>
> > and partition type 83 is linux yes, but it's just a partition type,
> > many kinds of filesystems can reside in there.
>
> racking my brain (what there is left of it) i stir no memory of
> anything unusual, file-system-wise. i'm just about certain that
> all three of these partitions would be the same file system.
>
> yet /dev/hdb2 mounts like a charm.
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