Not to mention this is something for which AWS already has all the data. They should just be providing this diagram as a free part of the AWS experience.
I've always found it annoying that they have all the data readily available to bill you for, but not to SHOW you, your overall utilization.
Unfortunately not – this is what building modern cloud based software is like! This software complexity crisis is what we're trying to fix with Encore [1], if you're interested.