Backup, what system files are *really* important?

[Craig White]

On Thu, 2010-03-11 at 20:13 -0430, Patrick O'Callaghan wrote:
> On Thu, 2010-03-11 at 18:29 -0600, Mike McCarty wrote:
> > Patrick O'Callaghan wrote:
> > > 
> > > I back up all of /etc and /usr/local. Also /opt if it exists.
> > 
> > Is /opt really likely to contain some configuration information
> > that a reinstall wouldn't set up? ISTM that, if the system
> > is "modern" enough to use /opt for its install, then its config
> > would also be in /var. Not so?
> 
> /opt (and /usr/local) are likely to contain stuff that wasn't installed
> via rpm or yum, thus needs to be preserved. That's all. YMMV.
> 
----
what about /var ?

/var/www/html
/var/www/named
/var/lib/dhcpd
/var/lib/imap
/var/cache/samba

come immediately to my mind

Craig


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