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10 | ubuntu@ubuntu:~$ sudo dd if=/dev/sda of=/dev/sdb ^C692573+0 records in 692573+0 records out 354597376 bytes (355 MB) copied, 29.6539 s, 12.0 MB/s ubuntu@ubuntu:~$ sudo dd if=/dev/sda of=/dev/sdb bs=512 conv=noerror,sync dd: error writing ‘/dev/sdb’: Input/output error 2685557+0 records in 2685556+0 records out 1375004672 bytes (1.4 GB) copied, 111.097 s, 12.4 MB/s ubuntu@ubuntu:~$ |