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From: Joan Picanyol <lists-freebsd-hackers@biaix.org>
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cc: hackers@freebsd.org
Subject: Re: finding alternate superblocks in ffs
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* Christoph P. Kukulies <kuku@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