Re: Accidental FS corruption: Mapping files to blocks

[Roger Willcocks <roger@xxxxxxxxxxxxxxxx>]

On 24 Feb 2016, at 03:37, Paul Cannon <paul.cannon3128@xxxxxxxxx> wrote:

> I have accidentally damaged my XFS, and need help (and a little prayer). The 
> way it happened will provide your daily amusement dose (and hopefully a 
> lesson).
> ...
> * Luckily I have old copy of the original data!
> So I did a rsync -rvn /olddata/ /xfsB
> Nothing! No difference in any data files. I even tried mirrordir, same thing 
> -- nothing, no difference!
> 
> * Here is what I think is going on, and I need help.
> I suspect that the access time of the file/files stored at this location are 
> perhaps in another location in inode (does this sound correct? I am a newbie 
> to XFS). But the data itself has changed at the location.
> 

That seems likely. Try

rsync —ignore-times

—
Roger