Did you ever wonder why memory utilization for a Web App is different than the memory utilization of the App Service Plan, as shown in Figure 1? The App Service Plan in thei example is a SMALL BASIC mode machine.
Average memory is 50.68MB which is about ~2.8% of the 1.75GB available for a SMALL BASIC. 57% memory utilization of the App Service Plan would be about 1GB.
Figure 1, azure web app and app service plan memory consumption different
The answer is included in this short video.
Video 1, why is there more memory consumed on my App Service Plan than my Web App consumes?