Upgrading from RedHat (7.2)

[Karsten Wade]

On Tue, 2006-10-24 at 07:47 -0700, Styma, Robert E (Robert) wrote:
> > Hi Todd
> > > 
> > > Is there an method of upgrade from RedHat 7.2 to FC5 that won't 
> > > require a backup and selective restore after completely overwriting 
> > > the OS that's on it right now?
> > >
> > I am afraid not, the differences are too overwhelming.
> > Backup, install afresh and restore is the only path
> > 
> Make sure you take a backup of /etc on it's own that you can restore
> to /tmp.  You do not want to restore it over the FC5 /etc, but you
> may want to fish out data from your /etc/passwd, /etc/shadow, /etc/samba,
> /etc/resolve.conf, and other config files.
> 
> I tried upgrade mode from RH8 to FC4 and it was too much of a change to
> produce a running system.  The copy of /etc really helped get my web server,
> samba server, and accounts back up in a hurry.

Having a snapshot of what was installed on the old system is also
helpful in finding lost applications.

rpm -qa > /tmp/all-packages

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