[CentOS] upgrade centos 5 to 6

[Phil Schaffner]

fakessh @ wrote on 02/03/2012 05:43 PM:
> but possible
> or I may strongly advises against
I would strongly advise against blindly overwriting /var and /etc (or 
anything else, with the possible exception of /home) from a CentOS-6 
install with CentOS-5 versions.  Compare the files and make changes on a 
case by case basis as required.  More work but MUCH less chance of breakage.

Phil