If you want to see how well optimized your website and your web hosting are, the best way to do that is to stress test it. This free tool allows you to send traffic of varying quantities based on parameters you set to see how your website performs under stress. This is a basic walkthrough and demonstration of how to use the tool and you can see how far I push both a 1GB and a 4GB server on Vultr, managed by Cloudways.
Learn more about my Oxygen Builder course here: https://jonathanjernigan.com/ultimate-oxygen-course/