Possible Duplicate:
How to make a disk image and restore from it later?
In windows back is very easy with Norton ghost. Run it and forget it,
What is the same type of software for backing up the Ubuntu system? I tried DUP back up but it failed to restore when I really needed it.
Can you suggest anything regarding system back up for Linux systems?
Best Answer
To create an image of a disk is very easy. Let's say you want to create an image of sda in /media/my_dev_sdb:
sudo dd if=/dev/sda of=/media/my_dev_sdb/disk_sda.img.If it's your main disk, then it's wise to boot a live session and do it from there instead.