Chris Avis explains Monitoring CPU Resources in the virtualization series, read on -
Get the whole series at Dan Stolts’s post (0 of 20) at:
http://itproguru.com/expert/2013/03/become-a-virtualization-expert-with-20-days-of-server-virtualization-virtexpert-itproguru-part-0-of-20/
To download the 180-Day Windows Server 2012 evaluation bits go to: http://aka.ms/msproducts