Quick deck: Pod, Deployment, Service
Recall the distinct jobs of Pod, Deployment, and Service.
What is the Pod's job? Run one shared-fate workload instance. Kubernetes schedules Pods, not individual containers. What is the Deployment's job? Keep a replicated Pod template rolled out and healthy. It owns rollout, replacement, and rollback behavior. Pod versus Deployment If you want durable change, find the controller. 'Can we restart the Service?' Common beginner phrase Answer A Service routes traffic; it does not run the app. Let's inspect endpoints and the Deployment/Pods behind it. Do not mock the phrase; translate it into the object model. It redirects from vague restart language to the resource that owns behavior.
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