[PLUG] Scrubbing hard drive

Russell Senior russell at personaltelco.net
Fri Apr 30 22:20:03 UTC 2021


Live boot from a thumb drive, dd /dev/zero to the whole disk.

On Fri, Apr 30, 2021, 15:09 Rich Shepard <rshepard at appl-ecosys.com> wrote:

> Prior to taking an old Sony Vaio laptop for recycling I wanted to scrub the
> hard drive.
>
> First I used cfdisk and deleted each of the three partitions, wrote the
> changes, then quit. For some reason this didn't work. Tried again, same
> result. I'd like to understand why.
>
> What did work was running 'rm -rf --no-preserve-root /'.
>
> Rich
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