On Sun, 15 Aug 2010 17:20:41 -0700, Mark wrote > > > It might help if you gave us some real information, like what > hardware you're running, which actual version of CentOS and the > kernel you are > (and were) running, etc. Otherwise we're stabbing for a needle in a > haystack. > > I don't ever remember running a 'yum update' when I was using the > 32-bit version and having it update me to a 64-bit kernel. I had to > make that choice on my own first. Hardware: Supermicro with Intel 64-bit CPU The OS was CentOS 5.3 32-bit. I upgraded with the CentOS 5.5 x86_64 DVD, as stated earlier. I did not do the upgrade using yum, the upgrade broke yum. Cheers, --Bill