April 2018
Intermediate to advanced
374 pages
8h 35m
English
Content preview from Kubernetes for Developers
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Rollout undo
The deployment resource includes the capability to revert back to a previous version. The simplest form of this is the kubectl rollout undo command. If you wanted to revert back to the Pods running at the previous image, you could use the following command:
kubectl rollout undo deployment/flask
This would reverse the process, doing the same steps except moving back to the earlier deployment resource configuration.
If you have multiple versions, you can roll back to a specific version with the --revision option. You can also watch the process updates with the rollout status command and the -w option. For example, if you just invoked the undo command, you could watch the progress with the following command:
kubectl rollout status ...
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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.