apt-get install gddrescue


---


root@raspberrypi:/home/pi# ddrescue -r3 /dev/sda amiq.img log

GNU ddrescue 1.23
Press Ctrl-C to interrupt
     ipos:    3253 MB, non-trimmed:        0 B,  current rate:   8192 kB/s
     opos:    3253 MB, non-scraped:        0 B,  average rate:   7182 kB/s
non-tried:        0 B,  bad-sector:        0 B,    error rate:       0 B/s
  rescued:    3253 MB,   bad areas:        0,        run time:      7m 32s
pct rescued:  100.00%, read errors:        0,  remaining time:         n/a
                              time since last successful read:         n/a
Finished


---


root@raspberrypi:/home/pi# ddrescue -f amiq.img /dev/sda log
GNU ddrescue 1.23
Press Ctrl-C to interrupt
     ipos:    3253 MB, non-trimmed:        0 B,  current rate:  13041 kB/s
     opos:    3253 MB, non-scraped:        0 B,  average rate:  11375 kB/s
non-tried:        0 B,  bad-sector:        0 B,    error rate:       0 B/s
  rescued:    3253 MB,   bad areas:        0,        run time:      4m 45s
pct rescued:  100.00%, read errors:        0,  remaining time:         n/a
                              time since last successful read:         n/a
Finished
root@raspberrypi:/home/pi#


