Kubernetes HA Control Plane with etcd Cluster

High-availability Kubernetes control plane architecture with three master nodes behind a load balancer, each running API Server, Scheduler, and Controller Manager. Shows a dedicated etcd cluster with Raft consensus, leader election, and data replication for fault tolerance. Fork this diagram on Dia…

kubernetes · architecture diagram.

About This Architecture

High-availability Kubernetes control plane architecture with three master nodes behind a load balancer, each running API Server, Scheduler, and Controller Manager. Shows a dedicated etcd cluster with Raft consensus, leader election, and data replication for fault tolerance. Fork this diagram on Diagrams.so to customize the number of control plane nodes or add stacked vs external etcd topology for your HA cluster. Source: https://kubernetes.io/docs/concepts/architecture/

Kubernetes HA Control Plane with etcd Cluster

KubernetesCurated TemplateContainers
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Created by

March 14, 2026

Updated

March 14, 2026 at 7:54 PM

Type

architecture

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