Chapter 3. Monitoring, Logging, and Troubleshooting
In Chapter 2, Creating Kubernetes Clusters, we learned how to create Kubernetes clusters in different environments, experimented with different tools, and created a couple of clusters.
Creating a Kubernetes cluster is just the beginning of the story. Once the cluster is up and running, you need to make it sure it is operational, all the necessary components are in place and properly configured, and that enough resources are deployed to satisfy the requirements. Responding to failures, debugging, and troubleshooting is a major part of managing any complicated system, and Kubernetes is no exception.
The topics we will cover include the following:
- Monitoring with Heapster
- Performance analytics with Kubernetes dashboard
- Central logging
- Detecting problems at the node level
- Troubleshooting scenarios
At the end of this chapter you will have a solid understanding of the various options to monitor Kubernetes clusters, how to access logs, and...