In the previous section, we covered Logic Apps workflow monitoring with the Azure portal and Log Analytics. This section will cover how you can enable Azure Functions monitoring using Application Insights. Azure Functions provide built-in support for Application Insights to monitor an Azure Function's health and performance matrices. In this section, we will show how you can enable the Application Insights feature in your new or existing Functions:

To enable Application Insights monitoring for a new functions app container, you can configure Application Insights while creating the function app resource through the Azure portal or using an ARM template. As we have already covered the ARM template feature in the previous chapter, in this exercise we will show how you can enable Application Insights through the Azure portal.