Kubernetes for Developers

Practical learning guide to Kubernetes
Chapter 3: Deploying to Kubernetes

3.2.4 The PodSpec

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About Kubernetes object composition.

The Deployment is actually composed of a Pod

3.10 Pod object embedded in the Deployment object
Figure 3.10 Pod object embedded in the Deployment object

Note the label selector

3.11 Relationship of the Deployment’s selector and the Pod template’s labels
Figure 3.11 Relationship of the Deployment’s selector and the Pod template’s labels