吸い上げ時のマシン構成で、
LVMの影響でbootバーティションしか認識されないので
LVMをダウングレード

yum --releasever=6.2 downgrade lvm2*

Dependencies Resolved

================================================================================================================
Package Arch Version Repository Size
================================================================================================================
Downgrading:
lvm2 x86_64 2.02.87-6.el6 sl 547 k
lvm2-libs x86_64 2.02.87-6.el6 sl 613 k

Transaction Summary
================================================================================================================
Downgrade 2 Package(s)

CentOSだとエラーになる
よく調べて無いけど、fastestmirrorの所為かな？

Loaded plugins: dellsysid, fastestmirror, security
Setting up Downgrade Process
Loading mirror speeds from cached hostfile
YumRepo Error: All mirror URLs are not using ftp, http[s] or file.
Eg. 6.2 is not a valid release or hasnt been released yet/
removing mirrorlist with no valid mirrors: /var/cache/yum/x86_64/6.2/base/mirrorlist.txt
Error: Cannot find a valid baseurl for repo: base