On our harvesters there is a service named NetQoSVnaDataCollector. It's at autostart but not running on the servers
What is the purpose of this service?
Release : 10.x/ 21.2.x
Component :NFA VNA data collector service
This is a optional component
Unless you have actually configured the VNA Collector component, this service cannot be started.
So in the vast majority of environments it is normal behavior that this service cannot be started.
For more information on configuring the vna data collector service if you intend to use it, please see below links:
AWS VPC for CA Network Flow Analysis
NetQoSVnaDataCollector service doesn't start up
But in general, there should be no need to start this service.