October 2019
Intermediate to advanced
520 pages
13h 5m
English
Content preview from Professional Cloud Architect – Google Cloud Certification Guide
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The master node
The master node takes care of maintaining the desired state of the cluster. It monitors the Kubernetes object definitions (YAML files) and makes sure that they are scheduled on the worker nodes.
YAML Ain't Markup Language (YAML) is a human-friendly data serialization standard, mainly used for configuration files. It is an alternative for formats such as XML or JSON.
It is essentially a control plane for the cluster. It works as follows:
The master node runs multiple processes:
- API server: Exposes the Kubernetes API. It is the frontend of the control plane.
- Controller manager: Multiple controllers are responsible for the overall ...
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