Re: Full Disk Encryption

[Andrew Reid <reidac@bellatlantic.net>]

> Hello,
> 
> I am always interested in Full disk encryption for my laptop ( i5 + 3 GB ),
> but what makes me stop is the thinking of performance lag. Recently I have
> seen an ububtu laptop ( i5 + 4 GB ) with full disk encryption and it is
> performing normal, haven't found any lag...
> 
> So I am interested to give the FUD a try on my own laptop. How can I
> proceed ? My laptop is debian wheezy with lots of important data.. so
> backup is must.. but what next ? What configuration will give me a better
> performance , LVM based or simple partition based ? Presently excluding
> swap I have 3 reiserfs partition for / ; /home and /movie ... no LVM. Like
> to hear some feedback from you guys..

  I've had an LVM/luks-encrypted root partition (includes everything 
except /boot, on various logical volumes) for several years on two
different Lenovo Thinkpads, and while I've never done any benchmarks,
I haven't noticed any performance degradation at all.

								-- A.
--
Andrew Reid / reidac@bellatlantic.net