October 2019
Intermediate to advanced
520 pages
13h 5m
English
Content preview from Professional Cloud Architect – Google Cloud Certification Guide
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Namespaces
Namespaces are essentially virtual clusters within a Kubernetes cluster. In big environments, there can be multiple teams developing an application. By creating namespaces, users are allowed to reuse the names of resources. The names need to be unique within the namespaces but not across the cluster. By default, a Kubernetes cluster comes with three predefined namespaces:
- default: A default namespace for objects with no other namespace
- kube-system: Used for resources that are created by Kubernetes
- kube-public: Reserved for future use:
Additional namespaces can be created as needed by running the following command:
kubectl create ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.