Re: XFS filesystem curruption problems

[Kelly Harding <kelly.harding@xxxxxxxxxxxx>]

Eric Sandeen wrote:
> Kelly Harding wrote:
>
> >  From xfs_check:
> >
> >  xfs_check: /dev/3diskvolume/3diskvolume is invalid (cannot read first
> >  512 bytes)
>
>
> This looks to me like the problem is not xfs.  Can you even
>
> dd if=/dev/3diskvolume/3diskvolume of=foo bs=512 count=1 ?

the output is:

0+0 records in
0+0 records out
0 bytes (0 B) copied, 0.000688 seconds, 0.0 kB/s

> >  From xfs_repair:
> >
> > Phase 1 - find and verify superblock...
> > superblock read failed, offset 0, size 524288, ag 0, rval 0
> >
> > fatal error -- Invalid argument
> >
> > When trying to mount the partition I also get this in /var/log/messages:
> >
> > XFS: SB read failed
>
>
> and anything before that?

Nothing relating to XFS or LVM.

Kelly

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