April 2018
Intermediate to advanced
374 pages
8h 35m
English
Content preview from Kubernetes for Developers
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Automatic labels and selectors
Kubernetes includes a number of imperative commands that automatically create a number of resources for you. As these commands create the resources, they also apply their own conventions for labels and use those labels to tie the resources together. A perfect example of this is the command we have used several times now: kubectl run.
For example, when we used:
kubectl run flask --image=quay.io/kubernetes-for-developers/flask:latest
This created a deployment called flask. When the controller for the deployment was created, that in turn caused the creation of a ReplicaSet for that deployment, and the ReplicaSet controller in turn created a Pod. We saw earlier that the names of these resources were all related, ...
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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.