Any Documentation Available On Testing The Performance Of a Newly Deployed Large Scale VMS System?

Is there any documentation available on assessing/testing the performance of a newly deployed large-scale VMS system? (sometimes referred to as 'non-functional' requirements or NFRs.)

This can include test criteria such as PTZ camera control lag time, ANPR % accuracy, retrieval of recorded video, maximum time for user to log onto VMS, etc.

I did come across

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