Re: [gentoo-user] System maintenance procedure?

[Dale <rdalek1967@gmail.com>]

Neil Bothwick wrote:
> On Sat, 8 Dec 2012 13:54:25 -0800, Grant wrote:
>
>> Got it.  So @preserved-rebuild is meant to be a replacement for
>> revdep-rebuild
> No, it is a means of preventing the problems that revdep-rebuild fixes.
>
> If revdep-rebuild were a medicine, @preserved-rebuild would be a vaccine.
>
> Which you choose to use depends on whether you prefer fixing broken
> systems to avoiding them.
>
> revdep-rebuild is an external program created to deal with a shortcoming
> in emerge, that shortcoming was the lack of @preserved-rebuild. There may
> be times when @preserved-rebuild fails, although they are becoming
> increasingly rare, so revdep-rebuild is still useful as a fallback, but
> the main reason I run it from my weekly system check script is as a
> sanity check. It rarely finds anything.
>
>


That's been my experience too.  I run @preserved-rebuild when it tells
me to but revdep-rebuild rarely finds anything.  Thing is, it has a time
or two.  It is best to run revdep-rebuild and be sure than not to and
run the risk of not being able to boot or some other problem that bites
you. 

Sort of like a ounce of prevention is worth a pound of cure.  ;-) 

Dale

:-)  :-) 

-- 
I am only responsible for what I said ... Not for what you understood or how you interpreted my words!