May 2024
Intermediate to advanced
366 pages
7h 58m
English
Content preview from Certified Kubernetes Application Developer (CKAD) Study Guide, 2nd Edition
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Chapter 11. Deployment Strategies
Deploying an application (bundled into a container image) to one or many Pods is only the beginning of its life cycle within a Kubernetes cluster. Periodically, developers will produce and publish new container image tags to ship bug fixes and new features. Manually updating Pods with a new container image tag one by one would be extremely tedious. Kubernetes offers the Deployment primitive to streamline the process.
Chapter 10 explained how to automatically roll out a new release using the Deployment primitive. In this chapter, we will discuss the built-in deployment strategies supported by the primitive. We’ll also talk about other deployment strategies that require deliberate human decisions. Each deployment strategy is presented with an example featuring their benefits and potential trade-offs. More deployment strategies exist, but they will not be covered in this book.
Note
Some deployment strategies require the use of concepts not yet discussed. Jump to Chapter 14 for coverage of container probes. Reference Chapter 21 for more information on the purpose of Services.
Rolling Deployment Strategy
The Deployment primitive employs rolling deployment as the default deployment strategy, also referred to as ramped deployment. It’s called “ramped” because ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.