Backing up a damaged SSD

[Tommy Trussell]

On Fri, Jul 5, 2019 at 6:51 PM Kevin O'Gorman <kogorman at gmail.com> wrote:

> I've got a laptop with a damaged main drive.  It's a 2TB NVME SSD, and
> gets an error on a dd copy of the main Ubuntu partition, and about 200
> errors on a ntfsclone --rescue of my Windows partition.
>
> Of course, I'm getting it replaced -- it's even under warranty from the
> company that makes the laptop.  But I'd like to have the best backup
> possible.  I like the ntfsclone --rescue option.  I wonder if the dd
> --ignore-failed-read works the same way -- skip a single sector, on both
> the input and the output or whether is skips a whole block of the size I
> told it to use.  I also wonder if there's anything better.
>

I believe this is the exact sort of situation ddrescue was designed for...
though I don't know whether it handles SSD drives as well as "old
fashioned" magnetic drives. You will also need some other utilities to work
with (what's left of) the recovered files.

Several places have assembled "forensic" bootable images that include all
the utilities you might need.
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