2010/11/11 Steve Thompson <smt at vgersoft.com>: > Having done several upgrades from CentOS 4 to CentOS 5, my recommendation > would be to not even try it. There is all kinds of ugliness left over that > has to be cleaned up; I did it in the end, but it took a lot longer than > doing a clean install. That's the point. The cost to upgrade is probably higher than a clean installation. It has changed so much between RHEL5 and RHEL6. I recommend everyone a clean installation. Best regards, Morten