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Re: ffs can't find superblock
On Sat, Feb 05, 2011 at 12:25:57AM +0200, Alan Barrett wrote:
> On Thu, 03 Feb 2011, mortee wrote:
> > $ sudo fsck_ffs /dev/rwd3a
> > ** /dev/rwd3a
> > BAD SUPER BLOCK: CAN'T FIND SUPERBLOCK
> > I've already tried specifying a few other possible superblock backup
> > locations using -b, but it reports wrong magic number for each one tried.
> If the disklabel is correct, you could run newfs(8) with the "-N"
> flag to get a list of of alternative superblock locations:
> /sbin/newfs -N -V4 /dev/rwd3a
> Then try those locations one by one with "fsck -b".
I wouldn't run fsck on that filesystem, it might remove any chance
of recovering some of the data.
You need something non-destructive that tries to recover files to
a different disk.
David Laight: david%l8s.co.uk@localhost
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