Disk Drives - dd

• Examples

Backup the entire hard disk

dd if=/dev/sda of=/dev/sdb

Backup a Partition

dd if=/dev/hda1 of=~/partition.img

create an image of a Hard Disk

dd if=/dev/hda of=~/hdadisk.img

restore using the Hard Disk Image

dd if=hdadisk.img of=/dev/hdb