[CentOS] Upgrade from CentOS 6.x to 7

Tue Sep 9 16:42:08 UTC 2014
SilverTip257 <silvertip257 at gmail.com>

On Tue, Sep 9, 2014 at 12:39 PM, John R Pierce <pierce at hogranch.com> wrote:

> On 9/9/2014 9:33 AM, Mike Watson wrote:
>> Can I directly upgrade (update?) from my current 6.5 box to version 7?
>> Or, must I wipe my drives and install from scratch?
> I wouldn't.   redhat does have an upgrade script for headless server-only
> type configurations, but there's just so much room for 'wrong', with newer
> versions of all the system components like python, apache, libc and other
> libraries, postgresql database server, etc etc etc.
> I would save /home, a copy of /etc/passwd,shadow and any other specific
> configuration files, dump any databases, apache configurations, etc etc,
> then do a clean install and piece that stuff back together.
As John says, it's risky.
And you're going to want backups anyways if things go south.

There is a tool in the works, but last I heard it needs testing.

(I'm a member of the fresh install camp!)

//  SilverTip257  //