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Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?

From: Alan Cox <alan lxorguk ukuu org uk>
To: "Community assistance, encouragement, and advice for using Fedora." <fedora-list redhat com>
Cc:
Subject: Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
Date: Fri, 29 May 2009 13:31:33 +0100

> /dev/zero is not the right device to use.
> Better is /dev/random or /dev/urandom
> But they are not speed

It makes no real difference - use the drives own secure erase feature if
you want to be sure, otherwise you've got no guarantee that everything
will be cleared - only the drive knows enough to do the job.

Follow-Ups:
- Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
  - From: Tim

References:
- OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
  - From: Robert L Cochran
- Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
  - From: Sam Varshavchik
- Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
  - From: Clint Dilks
- Re: OT: Can Reformatting A Hard Drive To ext3 Destroy All the Data On It?
  - From: Ambrogio

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