http://www.cyberciti.biz/faq/centos-rhel-linux-kvm-virtulization-tutorial/
http://fedoraproject.org/wiki/Virtualization_Quick_Start
>yum groupinfo KVM
bash-3.2# yum groupinfo KVM
Loaded plugins: security
Setting up Group Process

Group: KVM
 Description: Virtualization Support with KVM
 Mandatory Packages:
   etherboot-zroms
   etherboot-zroms-kvm
   kmod-kvm
   kvm
   kvm-qemu-img
 Default Packages:
   Virtualization-en-US
   libvirt
   virt-manager
   virt-viewer
 Optional Packages:
   etherboot-pxes
   etherboot-roms
   etherboot-roms-kvm
   gpxe-roms-qemu
   iasl
   kvm-tools
   libcmpiutil
   libvirt-cim
   qspice
   qspice-libs-devel
bash-3.2# 
>yum install kvm virt-viewer virt-manager libvirt libvirt-python python-virtinst
OR
>yum groupinstall KVM
>