ddrescue

Data recovery tool that reads data from damaged block devices. More information: https://www.gnu.org/software/ddrescue/manual/ddrescue_manual.html#Invoking-ddrescue.

• Take an image of a device, creating a log file:

sudo ddrescue {{/dev/sdb}} {{path/to/image.dd}} {{path/to/log.txt}}

• Clone Disk A to Disk B, creating a log file:

sudo ddrescue {{[-f|--force]}} {{[-n|--no-scrape]}} {{/dev/sdX}} {{/dev/sdY}} {{path/to/log.txt}}