Which two prerequisites are required before a vSAN administrator is able to use the vSAN Performance Diagnostics feature?
(Choose two.)
A. The vSAN Performance Service must be enabled.
B. The vSAN Health Service must be turned on.
C. vSAN File Services must be disabled before running vSAN Performance Diagnostics.
D. Participation in the Customer Experience Improvement Program (CEIP) must be enabled.
E. Verbose Mode must be enabled when configuring vSAN monitoring.
Answer : A & D
The vSAN performance service must be turned on and vCenter Server requires Internet access to download ISO images and patches ; so you must participate in the Customer Experience Improvement Program (CEIP).