Snippet from Knowledge base article we use to sort out our problem.
Manufacturers (Intel and AMD, specifically) continually improve their CPUs, releasing new features that may or may not be compatible with VMotion.
To circumvent VMotion CPU-compatibility checking for a specific feature or extended feature, you can modify the default bit mask. The bit mask-modification process (sometimes referred to in various VMware documents as & relaxing a particular constraint) varies according to VirtualCenter Server version and ESX version.
This article provides overriding VMotion CPU compatibility restrictions between ESX Servers.
Read more Easy Read Articles
-----------------
Topics of interest
easyreadarticles easy read easy read articles technical articles internet articles funny articles microsoft articles cisco articles vmware articles sharepoint articles 8021.x articles article on articles about about article for articles articles many related articles article recent current article
