LU04c - Scale an App in K8s
Goals
- I'm able to explain what's the purpose of scaling an app.
 - I'm able to explain the term
horizontal and verticalscaling. - I'm able to explain the term
Replicaset. - I'm able to scale up or down a deployment with a K8s service.
 - I'm able to test/verify a scaled K8s service.
 - I'm able to query relevant information on scaled pods and services in a K8s cluster.
 - I can suggest and implement at least one measure when an error message appears.
 
Basics
This video demonstrates how to scale an app in Minikube running on a AWS EC2 Instance.
Exercises
- Read some background information before starting the exercise
 - Watch again the video cast.
 - Deploy and scale app in YOUR K8s cluster.
 - Memorize the procedure. It will become handy for future exercises.
 
Study case
- Work on
06/02_Exercises/01-Exercise.md to 04-Exercise.mdlocated in your repository. - If an error occurs, read the message carefully, think of a solution and implement it.