[CentOS] Question about dd (fill a hard disks' unused space with blanks)

Sun Jun 7 17:06:42 UTC 2009
Niki Kovacs <contact at kikinovak.net>

Rainer Duffner a écrit :

> Ideally, the zero'ing of the disk should take place before the OS is  
> installed, via a boot-cd and using dd with the disk-device itself

Erm... how exactly would you go about that? Let's say I want to do that 
with a Knoppix boot CD, and the only hard disk I have on the PC is 
/dev/hdc.