On 11/11/2010 10:21 AM, Les Mikesell wrote: > On 11/11/2010 9:30 AM, Robert Moskowitz wrote: > >> >>>> 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. >>> >> I think the only 'clean' upgrade I had was Centos 5.2 -> 5.3 and that >> happened by accident! >> > Errr, you should be able to 'yum update' any 5.x to any other with few > surprises. Did you mean 4.2 as the starting point there? That was so many upgrades back that you might be right! :)