C# 7 and .NET Core 2.0 High Performance

Tracking middleware

With App Metrics, we can manually define the typical web metrics which are essential to record telemetry information. However, for ASP.NET Core, there is a tracking middleware that can be used and configured in the project, which contains some built-in key metrics which are specific to the web application.

Metrics that are recorded by the Tracking middleware are as follows:

• Apdex: This is used to monitor the user's satisfaction based on the overall performance of the application. Apdex is an open industry standard that measures the user's satisfaction based on the application's response time.

We can configure the threshold of time, T, for each request cycle, and the metrics are calculated based on following conditions: ...