wiping a drive with dd

Wojciech Puchar wojtek at wojtek.tensor.gdynia.pl
Sat Jan 10 11:47:46 PST 2009


> Hi all,
>
> When dd is used like:
>
> dd if="/dev/0" of="/dev/da1" bs="1024"

dd if=/dev/zero of=/dev/da1 bs=1m

(or at least 64k for block size, unless you have too much time.

>
> Does it completely wipe the drive INCLUDING the boot sectors etc? (i.e. does
> it start right at secor 0 of the disk and continue to the last sector?).

yes


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