Review the best practices for pDRS that are listed here.
Enabling pDRS requires actions to be activated.
The Action credentials must have administrative permissions on the cluster which is enabling pDRS.
pDRS may not be activated for every cluster in vCenter.
vCenter can only receive pDRS data from one VMware Aria Operations instance.
There must only be one VMware Aria Operations to one vCenter relationship.
Be careful, if you add another VMware Aria Operations to the same vCenter
Adding another VMware Aria Operations to an existing vCenter overwrites the existing VMware Aria Operations.
Always check pDRS scale numbers
For VMware Aria Operations, do not activate in clusters > 4K VMs
You need vSphere 6.5 to activate the pDRS functionality
It is required to use vSphere 6.5 to activate the pDRS functionality when using VMware Aria Operations