scrubbing in linux volume manager

[Greg Freemyer]

On Thu, Jan 27, 2011 at 12:02 AM, sanoj <k.u.sanoj at gmail.com> wrote:
> Hello,
> I did not find any support for scrubbing in lvm, I would like to know id
> this is right and the reason if so
> I see 2 reasons => performance overhead
>                        => demerits of scrubbing when silent data corruption
> and disk failure simultaneously ocurrs.
>
>
> thanks,
> sanoj

What's "scrubbing"?