The regulator. It runs background controller loops to regulate the state of the cluster and move it toward the desired state. 7. cloud-controller-manager
The elastic scaler. Automatically updates a workload resource (like a Deployment) to scale up or down based on CPU, memory, or custom metrics. 36. Vertical Pod Autoscaler (VPA) The regulator
Did I miss your favorite concept? (What about kubectl debug , EphemeralContainers , or Validating Webhooks ?) Let me know on LinkedIn/Twitter, and I’ll include it in v2 of the PDF. The regulator
Exposes the service on each node’s IP at a static port. The regulator