[CentOS] upgrade from 6.5 to 7

On 7/8/2014 2:03 PM, Wes James wrote:
> I installed centos 6.5 from a dvd.  Now that 7 is out, I'l like to try it.  I tried:
>
> sudo yum  clean all && sudo yum update
>
> but it said there were no updates.  Is there a command-line way to upgrade from 6.5 to 7?

yum update will only update packages in the current version, not switch 
to a completely new version.

7 is structurally different enough, with systemd and so forth,  that you 
will want to do a virgin fresh install.

-- 
john r pierce                                      37N 122W
somewhere on the middle of the left coast