November 2019
Intermediate to advanced
322 pages
7h 3m
English
Content preview from The DevOps 2.5 Toolkit
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Creating HorizontalPodAutoscaler with custom metrics
As you already saw, Prometheus Adapter comes with a set of default rules that provide many metrics that we do not need, and not all those that we do. It's wasting CPU and memory by doing too much, but not enough. We'll explore how we can customize the adapter with our own rules. Our next goal is to make the adapter retrieve only the nginx_ingress_controller_requests metric since that's the only one we need. On top of that, it should provide that metric in two forms. First, it should retrieve the rate, grouped by the resource.
The second form should be the same as the first but divided with the number of replicas of the Deployment that hosts the Pods where Ingress forwards the resources. ...
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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.