[CentOS] replace x86 with x64 system and reuse existing LVM

Mon Jan 10 20:35:23 UTC 2011
Robert Heller <heller at deepsoft.com>

At Mon, 10 Jan 2011 19:51:57 +0100 CentOS mailing list <centos at centos.org> wrote:

> Answering here to all three replies, and thanks for all of them! I think 
> it should have been clear from my wording that I want to install from 
> scratch and wipe the existing OS. I do not want to dualboot or "save" 
> anything (or much) from the existing OS. I just want to reuse the existing 
> LVM structure with all the existing guests and wasn't sure if this would 
> be easily provided by the install wizard or if I needed to do something 
> special. Or if I should just install via kickstart reusing the original 
> kickstart file with slightly altered options (e.g. don't create volumes, 
> just format the correct ones - which might be a tricky and easily mistaken 
> one). So, as I understand, a normal install with the custom disk layout 
> option should be able to reuse the LVM as I want it, right? Thanks.

Yes.  Just be sure to reformat things like the / and
/boot file systems (/usr and /var if those are separate).  You can leave
/home and and *data* file system alone.

> Kai

Robert Heller             -- 978-544-6933 / heller at deepsoft.com
Deepwoods Software        -- http://www.deepsoft.com/
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