November 2019
Intermediate to advanced
322 pages
7h 3m
English
Content preview from The DevOps 2.5 Toolkit
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Observing Metrics Server data
The critical element in scaling Pods is the Kubernetes Metrics Server. You might consider yourself a Kubernetes ninja and yet never heard of the Metrics Server. Don't be ashamed if that's the case. You're not the only one.
If you started observing Kubernetes metrics, you might have used Heapster. It's been around for a long time, and you likely have it running in your cluster, even if you don't know what it is. Both serve the same purpose, with one being deprecated for a while, so let's clarify things a bit.
Early on, Kubernetes introduced Heapster as a tool that enables Container Cluster Monitoring and Performance Analysis for Kubernetes. It's been around since Kubernetes version 1.0.6. You can say that Heapster ...
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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.