Kubernetes Autoscaling Concepts

From NovaOrdis Knowledge Base
Jump to navigation Jump to search



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:

Horizontal Pod Autoscaler

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.


Horizontal Node Autoscaling (Cluster Autoscaler)