Preparing my system for upgrade to FC4

[Vincent Arnoux]

Lai Zit Seng wrote:

> Paul Johnson wrote:
>
>>> I am running FC3 atm, and will upgrade during the week and have a 
>>> few questions:
>>> - Is the upgrade mode reliable, or is it better to do a fresh install ?
>>
>>
>>
>> Depends on how screwed up your machine is and by that I mean how much
>> "non-standard" code do you have on the box? If you're like the vast
>> majority of FC users, it's fine. I've gone from a RH9 to FC3 box in one
>> shot before now.
>>
>> I did have to do a completely fresh install from FC1 to FC2 due to my
>> system being somewhat insane and it also needed it!
>
>
> I agree with that too. The upgrade generally works, and it should do 
> fine for any system that has been running pretty ok.
>
> The biggest headache is when you've got lots of customized 
> configuration and locally compiled/installed programs.
>
>>> If not, then:
>>> -  Is there an easy way to backup setting files (/etc, ...) ?
>>
>>
>>
>> I'd make a copy of /home/<usernames> just incase. Everything else should
>> be fine.
>
>
> Don't forget your mailbox too in /var/spool/mail :) A few times I 
> asked to reformat my /var (when I chose to re-install) and forgot 
> about my INBOX :)

OK, Thanks for your answers, I am going for the update then.
To be sure not to loose anything, is there any "quick system backup" 
tool for configuration files around ?

Vincent