Gentoo Archives: gentoo-security

From: William Kenworthy <billk@×××××××××.au>
To: gentoo-security@l.g.o
Subject: Re: [gentoo-security] Encrypting a user home folder on a laptop
Date: Sat, 16 Feb 2008 00:18:30
Message-Id: 1203120956.11857.36.camel@rattus
In Reply to: Re: [gentoo-security] Encrypting a user home folder on a laptop by Randy Barlow
http://en.wikipedia.org/wiki/Sparse_file


On Fri, 2008-02-15 at 19:08 -0500, Randy Barlow wrote:
> bmicek@×××××××××.net wrote: > > I spent time about a year ago looking into good encryption. At that > >...
....
> it makes a file that reports itself to be 1 GB long by ls -l, but > doesn't seem to write 1 GB to the disk. Also, df doesn't report 1 GB > less than before you run the command. > > What's happening here? I had assumed before I did this that the output > of ls -l is the actual number of bits consumed by a file, but that > doesn't seem to be the case anymore. > > I created a file using the second command, and now as I copy files into > it I can see the disk space going down bit by bit. This is really what > I wanted in the first place, but I am just confused as to what is really > going on. Could anybody explain, please? > > -- > Randy Barlow > http://electronsweatshop.com
-- William Kenworthy <billk@×××××××××.au> Home in Perth! -- gentoo-security@l.g.o mailing list