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A Practical Guide to Kubernetes

Components and Stages Involved in Pod Scheduling

Explore the components and stages involved in Kubernetes pod scheduling. Learn how the API server, scheduler, and kubelet work together to assign and run pods within a cluster, helping you understand the core process behind application deployment and management in Kubernetes.

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Step-by-step Pod scheduling

Let’s discuss some of the details of Kubernetes components and understand how Pod scheduling works.

Three major components are involved in the process:

1. API server

The API server is the central component of a Kubernetes cluster, and it runs on the primary node. Since we are using k3d, both primary and worker nodes are baked into the same virtual machine. However, a more serious Kubernetes cluster should separate the two on different hosts.

All other components interact with the ...