Scaling Applications

We have AWS Lambda, GCP Cloud run servless function options. This will help effectively to autoscale.

For custom apps / rest / flask / fast end points how to we auto scale

• Horizontal Pod Autoscaler (HPA):adjusts the number of replicas of an application.
• HPA is a form of autoscaling that increases or decreases the number of pods

Ref - Link

HorizontalPodAutoscaler Walkthrough

Key Notes

kubectl autoscale subcommand, part of kubectl, that helps you do this.

kubectl autoscale deployment php-apache --cpu-percent=50 --min=1 --max=10

# You can use "hpa" or "horizontalpodautoscaler"; either name works OK.

kubectl get hpa

kubernetes-fastapi

How to Test Autoscaling in Kubernetes

Keep Exploring!!!