Waterfall graph
The waterfall graph is a tool for web design . It shows how the individual objects of a website are loaded one after the other. The time is displayed on the x-axis, and the documents that were loaded one after the other to fully display the website are entered on the y-axis.
The waterfall graph is one of the main tools for optimizing website performance . The following applies in general: the fewer elements the website contains and the faster they are delivered, the better.