Is the focus on the code/application or the server capabilities?
More on the code and the then response times ...
Basically I'd like to install locallly here and test against my own machines ... yes I know real world figures will be different. Shared hosting and so on ... still ...
Idea is to throw 1 user "simulated" at it ... for a minute .. casual browsing .. then to throw 20 ... 50 ... 100
Not so much a unit test to make sure things are working more a ... how sluggish does everything get test.