nvr issues, yum distro-sync

[seth vidal]

On Thu, 2010-05-27 at 16:53 -0400, Matt McCutchen wrote:

> Sure, though I would hope the user would stop a removal of 1500 packages
> and complain on the list like Klaus did.
> 
> Another solution is to move away from incremental maintenance of the set
> of installed packages and instead solve the dependencies from scratch on
> each yum run, starting with a list of "wanted" packages maintained by
> the sysadmin.  This would take some discipline to get right, but it has
> the major benefit that systems can no longer get stuck in an unusual or
> "wrong" state.  I believe aptitude remembers which of the installed
> packages were "wanted" and then automatically removes unwanted leaves,
> but the general approach is still incremental rather than from-scratch.
> 

And yum is working in that direction - we're recording things people ask
for as opposed to things pulled in by dep so we can eventually take
action based on the difference.

take a look at the output from yumdb sometime.

-sv