update problems

[Chuck Teal]

On Wednesday February 8 2006 20:14, James Long wrote:
> > Date: Wed, 8 Feb 2006 13:25:38 -0500
> > From: Chuck Teal <chuck.teal at yahoo.com>
> > Subject: Re: update problems
> > To: freebsd-questions at freebsd.org
> > Message-ID: <200602081325.39122.chuck.teal at yahoo.com>
> > Content-Type: text/plain;  charset="iso-8859-1"
> >
> > On Wednesday February 8 2006 10:40, Iantcho Vassilev wrote:
> > > If you haven`t delete the megremaster store directory(usually
> > > /var/....) just rerun it. - mergemaster
> > > and ask all the quesions by hand
> > >
> > > But first i would suggest to find the problem
> > >
> > > On 2/8/06, zhang <zhhw210095 at gmail.com> wrote:
> > > > I've just update to 6.1-PRERELEASE from 6.0. Before I mergemaster -cv
> > > > , the system could work well . But when I mergemaster , I don't check
> > > > the differents carefully and choose the " i " option directly most of
> > > > the time . Now , all the network programmes can't work , I can't ping
> > > > localhost/127.0.0.1 , I can't use " tcpdump " , the c/s kinds like
> > > > xserver also go bad ; when the system start , many warnings such as
> > > > "...see rc.conf(5)" after dmesg messages.
> > > > How can I deal with it ?
> > > > Thanks!
> >
> > I had a similar problem just yesterday.  Running mergemaster again did
> > not fix the issue.
> >
> > In my situation I messed up the /etc/defaults/rc.conf.  It gave me
> > several error messages on boot up similar to yours.  I just copied the
> > rc.conf from the examples directory and replaced the rc.conf in
> > /etc/defaults/rc.conf. Then I did a:
> >
> > shutdown now
> > exit
> >
> > It was working okay when I left this morning.
> >
> > I am not sure if this is a good idea or not.  I just know it seems to
> > have solved my problem.  I would keep a backup of the original file
> > somewhere in case you need to revert back to the original.
>
> chuck.teal at yahoo.com's advice is too narrow, IMO.  The best practice I know
> is to back up the entire /etc directory tree before running mergemaster:
>
> ...
> rm -rf /etc.old
> cp -RLp /etc /etc.old
> mergemaster -v
> ...
>
> Then, if something goes wrong in mergemaster, you can just restore the
> backup and re-run mergemaster.
>
>
> Jim

I agree.  It would be much safer this way.  Thanks for pointing this out.

Chuck