PropertyCollector Performance
These factors can affect the performance of a PropertyCollector for any given session:
In addition, a vSphere server is affected by the number of PropertyCollector instances and the number of filters each instance is supporting across all sessions on the server.
To minimize PropertyCollector overhead and the amount of network traffic for your client application, use View objects with the PropertyCollector. Example: Simple PropertyCollector Example (Java) illustrates using views with the PropertyCollector.