Re: file corruption issue

[Igor M Podlesny <for.poige+xfs@xxxxxxxxx>]

On Tue, 15 May 2012 02:58:42 +0200 (CEST)
pshirkey at boosthardware.com (Patrick Shirkey) wrote:
> On Mon, May 14, 2012 4:29 pm, Ben Myers wrote:
> > Hey Patrick,
[...]
> > Well... one of each would be best.  It might be helpful to compare the
> > block
> > map from before the crash with the block map after the crash for one of
> > the
> > read-only corrupted databases.
> >
>
> Unfortunately I cannot unmount the partition/s to run xfs_metadump because
> they are in use.
[...]

       Why not, if it's on LVM? You just snapshot it and then
mount/unmount snapshot instead (see man mount to overcome some XFS'
precaution mount checks due to the same UUID of the snapshot).

--

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