As you might know there are a few new AOS and AHV versions released since the last AHV Best Practices Guide (BPG) were released. Newest AOS releases are 5.6 and 5.5.2 depending on what release track you have chosen.
The Updated AHV BPG still covers the following areas:
Download the new AHV BPG here or if you have a Nutanix Support Portal Account you can access it here.