Memory and cost of each scene element for the rendering process

Right now if we have a problematic scene we need to manually search for the problematic object or shader, the memory breakdown that corona has at the moment is too simple, and it doesnt show that much usefull data, instead Vray has a very robust tool to asses the entire scene memory and time, check it out https://www.youtube.com/watch?v=UrKFES4PFWU