cgsecurity.org

UPDATE:
I did use commercial software.
It found files, just like photorec would.
It found a semblence of the partition on the disk with which I overwrote my disk.
And then after full scan it found some weird entity which could have been either the original partition that i overwrote, or the new one ...

Ok now I understand.
Thank you sir for helping and explaining the subject. I will try other solutions, and will post any meaningful results.

1. DDrescue running time and bytes copied
-Running time - I would imagine it was 5-15 minutes. Could have been less. The moment i noticed the files disappear was when I realized what was happening and immediately interrupted.
-Alas I don't know what the screen was saying. I believe I panicked and ...

Thank you for replying.

1. Command
I believe command was the following one or very similar to this one:
sudo ddrescue -d -f /dev/sdd /dev/sdc
(ddrescue was giving me errors in my previous attemps, and in my frustration, and after misguidance from ChatGPT, i run it in FORCE mode, that i'm ...

Hello,

-I had perfectly functioning 5TB My Passport, filled about 3TB.
-I was looking to make a clone of other disk which failed (2TB), using DDRescue, running on Ubuntu on pendrive. I stupidly believed it would make an "image", and store on the free 2TB that was left. Instead it started ...