dd problem

Karl F. Larsen klarsen1 at gmail.com
Wed Jan 13 22:36:06 UTC 2010

Johnneylee Rollins wrote:
> <snip>
>>        I never tried that script. I will need to do so. But bet you
>> a can of cheap beer it doesn't work. To get the job done I had
>> to use:
>>        sudo dd if=/dev/sdb1 of=/dev/sdg1
>> and that worked fine. But it fouled up my portable hard drive.
>> I hope I can delete the dam windows files and save my backup
>> of this computer!!!
> <snip>
> All of this for a simple backup procedure. As long as you don't
> absolutely need a byte for byte copy of your system, and are more
> concerned with files and permissions and timestamps, why can't you
> simply tar it up and compress it, and then add a command to cron to do
> a backup that only adds new files? Maybe even removes old ones? Or you
> could do it like a snapshot with three or four backups, all compressed
> and labeled by date. It's really not hard to do, and the chances of
> things fouling up are minimal. The most important part of the command
> would be to exclude the proper folders.
> No low level copying, no need to worry about it overwriting anything
> but that single backup or set of backups. Is there a reason why you
> want to use dd (Nicknamed D*mned Dangerous) to back things up? You can
> untar the backup into any filesystem type. DD can only write each byte
> as it was.
> My idea would be for you to look into a tar and compress method for
> your backups, and not dd.
> ~SpaceGhost
	I have used and like rsync and it may be hard for you to 
understand but I like to fool around with new ways to do things.

	For backup I will return to rsync as I have the thing all set up.


	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.
         Key ID = 3951B48D

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