4 Using cgroups for processes in our Pods
This chapter covers
- Exploring the basics of cgroups
- Identifying Kubernetes processes
- Learning how to create and manage cgroups
- Using Linux commands to investigate cgroup hierarchies
- Understanding cgroup v2 versus cgroup v1
- Installing Prometheus and looking at Pod resource usage
The last chapter was pretty granular, and you might have found it a little bit theoretical. After all, nobody really needs to build their own Pods from scratch nowadays (unless you’re Facebook). Never fear, from here on out, we will start moving a little bit further up the stack.
In this chapter, we’ll dive a bit deeper into cgroups: the control structures that isolate resources from one another in the kernel. In the previous ...
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