Just to confirm that the problem here is just the usb3 copy machine producing faulty copies.
-- Daniele Bonini Apr 20, 2023 15:51:56 Daniele B. <my2...@aol.com>: > Problem almost solved: > > I changed from a usb3 copy machine to a usb2 copy machine and > the disk was copied successful. > > Actually I have two hypotesis: > 1) the source disk has some physical problems but this > doesn't explain why fsck_ffs doesn't detect any failure. > 2) As I'm using 3.5'' disks too, their hotness have burned > somehow the usb3 copy machine board or circuit. > > I'm doing the backup from the new copy and test > the usb3 copy machine job again now. > > If you have anything to add don't be shy.
