Re: Data loss

["Stephen C. Tweedie" <sct redhat com>]

Hi,

On Wed, 2003-02-12 at 13:28, Francesco Pirozzi wrote:

> Actually, lde is the tool I'm using and I'm looking for a command-line procedure
> to search throughout the fs in order to find all the data blocks that are not just
> filled with zeros.
> Can you suggest me any, please?

It won't help.  Disk sectors are not pre-formatted to zero, or are
unused blocks initialised to zero during mkfs, so you probably won't see
any zero blocks at all on disk unless they represent valid null data
that the filesystem has deliberately written there.

Cheers,
 Stephen