- Lab
- A Cloud Guru
Building Self-Healing Containers in Kubernetes
Kubernetes offers several features that can be used together to create self-healing applications in a variety of scenarios. In this lab, you will be able to practice your skills at using features such as probes and restart policies to create a container application that is automatically healed when it stops working.
Path Info
Table of Contents
-
Challenge
Set a Restart Policy to Restart the Container When It Is Down
Find the
beebox-shipping-datapod located in thedefaultnamespace. Modify this pod so itsrestartPolicywill restart the container whenever it fails.Note: You may need to delete and re-create the pod in order to make this change.
-
Challenge
Create a Liveness Probe to Detect When the Application Has Crashed
Add a liveness probe to the container that checks the container status by making an HTTP request to the container every
5seconds. The request should check the/(root) path on port8080.Note: You may need to delete and re-create the pod in order to make this change.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.
