Kubernetes Cookbook - Second Edition

Creating a new metric to monitor Pod

For a running application, metrics are the data we can collect and use to analyze its behavior and performance. Metrics can come from the system side, such as the usage of CPU, or be based on the functionality of an application, such as the request frequency of certain functions. There are several metrics for monitoring offered by Heapster (https://github.com/kubernetes/heapster/blob/master/docs/storage-schema.md). We are going to show you how to create a customized panel by yourself. Please take the following steps as a reference:

1. Go to the dashboard of Pod, and drag the web page to the bottom. There is a button called ADD ROW; click it to add a metric. Then, choose the first category Graph as a new ...