using dd on a mounted filesystem

Janina Sajka janina at
Sun Feb 10 12:35:17 EST 2002

Why not? You're only reading, and byte by byte at that.

On Sat, 9 Feb 2002, Gregory Nowak wrote:

> Hi all,
> Is it possible to feed a mounted partition as an input to dd?
> For example, say that I have a partition /dev/hda1 mounted as /. Say also that I have another partition /dev/hda2 mounted as /hda2. So, is it safe to do something such as:
> "dd if=/dev/hda1 of=/hda2/image.img"?
> Thanks.
> Greg
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				Janina Sajka, Director
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				Governmental Relations Group
				American Foundation for the Blind (AFB)

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