Freeze SO Linux, it's possible?

[Robert Hodgins]

On Thu, 2008-12-11 at 14:08 -0500, CLIFFORD ILKAY wrote:
> Carlos Carrero Gutierrez wrote:

> As other have pointed out, there is a version of DeepFreeze for Linux
> already and they have proposed alternative solutions. Another solution
> could be to use logical volume snapshots.
> 
> There was a web page in the unibe.ch domain that I had read some years
> ago where the author was doing fresh installations of the OS on every
> network boot where the OS could be Windows or Linux, depending on which
> the user picked from the boot menu, in a university environment.
> Apparently, the way they were doing it was fast enough to be feasible. I
> wish I could find the page again but no matter which search terms I've
> tried and how much I've dug through my bookmarks, I haven't been
> successful. It may have had something to do with Etherboot, some Rembo
> product (now folded into the IBM Tivoli product range), bpboot. Any of
> this ring a bell for anyone?

Another solution is "sort of" mondo (http://www.mondorescue.org/).

OP backs up system, makes changes, then instead of a reboot back to
original system, there would be a reboot, restore to get back to
original system.