Modify KVM to provide more dmidecode info

http://blog.prowling.nu/2012/09/modifying-kvm-qemu-kvm-settings-for.html

https://bugzilla.redhat.com/show_bug.cgi?id=493413

Master boot record (MBR) generated by Grub and grub usage

http://thestarman.pcministry.com/asm/mbr/GRUB.htm

http://jbakshi.50webs.com/Linux_tutorial/GRUB/GNU%20GRUB%20simplified.html

IPMI on CentOS/RHEL quick guide

IPMI on CentOS/RHEL