finding alternate superblocks in ffs
Joan Picanyol
lists-freebsd-hackers at biaix.org
Sun Oct 31 09:04:51 PST 2004
* Christoph P. Kukulies <kuku at kukulies.org> [20041031 14:53]:
> On Sun, Oct 31, 2004 at 01:47:04PM +0100, Christoph P. Kukulies wrote:
> > On Sun, Oct 31, 2004 at 03:26:04PM +0300, Maxim Konovalov wrote:
> > > [...]
> > > > Any idea what I can do now?
> > > >
> > > > I wrote a little program that opens /dev/ad2s1e
> > >
> > > [...]
> > > > I'm not sure whether my approach is correct.
> > >
> > > src/tools/tools/find-sb
[...]
> kukuboo2k# fsck_ffs -b 19854352 /dev/ad2s1e
> Alternate super block location: 19854352
> ** /dev/ad2s1e
> 19854352 is not a file system superblock
> kukuboo2k# fsck_ffs -b 19854368 /dev/ad2s1e
> Alternate super block location: 19854368
> ** /dev/ad2s1e
> ** Last Mounted on
> ** Phase 1 - Check Blocks and Sizes
> 1496 DUP I=3
> 1497 DUP I=3
> 1498 DUP I=3
>
> CANNOT READ BLK: 21443008
Looks like the drive is going... src/tools/tools/recoverdisk
qvb
--
pica
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