Drawing lessons from fatal SELinux bug #1054350

[Kevin Kofler]

Sergio Pascual wrote:
> The situation (a broken system that cannot be upgraded)  could be
> mitigated a little bit by using yum + system snapshots. You can rollback
> to a previous sane system.

The big problem with that approach (other than the granularity issue already 
pointed out) is disk space. Even with a smart snapshotting technology that 
really only keeps on disk exactly what changed, it still requires a lot of 
extra disk space.

        Kevin Kofler