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The DevOps 2.5 Toolkit
book

The DevOps 2.5 Toolkit

by Viktor Farcic
November 2019
Intermediate to advanced content levelIntermediate to advanced
322 pages
7h 3m
English
Packt Publishing
Content preview from The DevOps 2.5 Toolkit

Measuring containers memory and CPU usage

If you are familiar with Kubernetes, you understand the importance of defining resource requests and limits. Since we already explored kubectl top pods command, you might have set the requested resources to match the current usage, and you might have defined the limits as being above the requests. That approach might work on the first day. But, with time, those numbers will change and we will not be able to get the full picture through kubectl top pods. We need to know how much memory and CPU containers use when on their peak loads, and how much when they are under less stress. We should observe those metrics over time, and adjust periodically.

Even if we do somehow manage to guess how much memory ...

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Publisher Resources

ISBN: 9781838647513Supplemental Content