Use external scalers

This tutorial shows how to use an external resource scaler, for example, HorizontalPodAutoscaler (HPA) or Keda's ScaledObject, with the Serverless Function.

Keep in mind that the Serverless Functions implement the scale subresource, which means that you can use any Kubernetes-based scaler.


Before you start, make sure you have these tools installed:


Follow these steps:

  • HPA
  • Keda CPU
  • Keda Prometheus