[CentOS] Fastest 4.6 -> 5.1 upgrade path

Fri May 30 18:06:07 UTC 2008
MHR <mhullrich at gmail.com>

On Fri, May 30, 2008 at 8:16 AM, Sorin Srbu <sorin.srbu at gmail.com> wrote:
> I did the upgrade dance with yum once when going from Fedora 5 to 7. It
> worked, but took a lot of time and left a helluva' lot of obscure lib-failures
> and stuff. I eventually got it working but I never felt sure it wouldn't fail
> on me whenever. After running the upgraded system for a month or so w/o any
> problems, I decided to do a fresh install from scratch with CentOS5 and clear
> all FUD I had left.
> Yum -upgrades works, but you'll potentially spend a lot of time clearing and
> fixing problems afterwards. You want a quick install, do a fresh one. Don't
> forget to backup your data first though.

I upgrade between minor releases, and that seems to work fairly well.
But for any major release, I'd go for a clean install.