Hello Antonio,

Thank you for your answer.

On 2020-10-13 17:40, Antonio Diaz Diaz wrote:
> Hello François,
> François Villette wrote:
>> There's a talk on Xigmanas forums (custom FreeBSD OS NAS) about SSD with
>> ddrescue and dd:
>> https://www.xigmanas.com/forums/viewtopic.php?f=15&t=15441
>> (see #10 & 11).
> I get an "Internal server error" when trying to access that page.

It happens on this forum.
I've copy/paste the link from this email and was able to access the page...

I'll post your answer there.

>> Does ddrescue work on SSD & NVMe?
> Ddrescue should work with any device for which the kernel provides a
> block device name.
>> I've done clones of SSDs with ddrescue but they were brand new, so can't
>> say for sure if ddrescue detects bad cells on them to try to rescue them.
> Ddrescue does not "detect bad cells". It is the device driver the one
> that detects them and returns a "read error" to ddrescue.
>> Also, is there a way, on SSD or NVMe, to get the files' names lying in
>> bad sectors with ddrescue?
> The same methods used for hard discs should work because they are
> performed on the copy. See
> http://www.gnu.org/software/ddrescue/manual/ddrescue_manual.html#Fill-mode

Sure I didn't read thoughtfully this part (and not only this one)...
I'll get a bad drive to try that out.

> Best regards,
> Antonio.

Best regards,

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