Re: recover data from a hd
On Wed, Sep 21, 2005 at 11:44:31AM +0200, Philipp Pagel wrote:
> Borislav Petkov <firstname.lastname@example.org> wrote:
> > my hd died this morning and I know it is too late and I don't have a
> > backup but is there a way to do a raw read and gather all the
> > information that can be read? One thing might be kind of a problem, however,
> > since the hd is damaged at its very beginning and attempting to mount it gives
> > I/O error on sector 0 and the consecutive ones.
> So the disk is not entirely dead as in not responding at all? Thats a
Yeah, that's a good thing but I haven't had the time to experiment with
that a bit longer.
> > So, is there a way to jump
> > after those erroneous sectors and read what's left. Any pointers would be
> > greatly appreciated, thanks!
> The usual procedure is to copy the entire content of the disk into a
> file on another disk and then work with that - i.e. try to find
> partitions and files.
> You can use dd for copying but dd will have trouble with unreadable
> sectors. You can tell dd to skip a certain number of block but that will
> only solve the problem, if the rest of the disk is readable.
> I have heard that people have succeded using dd_rescue. From the package
> "dd_rescue is a tool to help you to save data from crashed partition. It
> tries to read and if it fails, it will go on with the next sectors where
> tools like dd will fail. If the copying process is interrupted by the
> user it is possible to continue at any position later. It can copy
I used that tool to recover files from cds so let's see how it performs
> Sounds like this might be what you need. I have never used it, so don't
> blame me if it's not.
> cu and good luck
off to buy a hd first for I don't have a spare hd to dump the
data of the failed drive.