[CentOS] How to create LVM after Centos installation

[S.Tindall]

> I wanted to create a Raid0 partition using LVM based on 2 LUNs
> available;  I was unable to find an LVM GUI selection in the
> System->Adminsitration selection in the gui .... system-config-lvm is
> not available.
> 
> What am I missing during the installation?
> 
> Vince

You need to set up a scattered logical volume manually from CLI before doing an installation.

Boot using a live cd or the rescue cd to do the manual setup.

Steve Tindall