Kubernetes Autoscaling Concepts
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External
- https://github.com/kubernetes/autoscaler/tree/master/cluster-autoscaler
- https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/
- https://github.com/kubernetes/autoscaler/tree/master/vertical-pod-autoscaler
Internal
Horizontal Pod Autoscaling
Horizontal pod autoscaling is the automatic increase or decrease the number of pod replicas managed by a scalable higher-level controller. The scaling is performed by a horizontal controller and it is controlled by a horizontal pod autoscaler Kubernetes API resource. More details:
Vertical Pod Autoscaling
Vertical scaling of a pod mens increasing its containers' resource requests and limits. This can be currently done only at creation time, not while the pod is running.
TODO
- https://github.com/kubernetes/autoscaler/tree/master/vertical-pod-autoscaler
- https://medium.com/infrastructure-adventures/vertical-pod-autoscaler-deep-dive-limitations-and-real-world-examples-9195f8422724
Horizontal Node Autoscaling (Cluster Autoscaler)
TODO
- Kubernetes in Action Section 15.3
- https://github.com/kubernetes/autoscaler/tree/master/cluster-autoscaler