Hope everyone in Vmware segement is keen to know what is new with the vsphere 5 . I am also eager to know what is the new version is all about . I am doing my experiments with upgrading my current datacenter infrasture to vSphere 5 . So let me share what I have learned so far with you guys. I will not say that these are authentic points for upgrading an exisiting 4.1 esx environment . I am just experimenting with the things and writing down what I observed .