Kubernetes in Action

Chapter 14. Managing pods’ computational resources

This chapter covers

• Requesting CPU, memory, and other computational resources for containers
• Setting a hard limit for CPU and memory
• Understanding Quality of Service guarantees for pods
• Setting default, min, and max resources for pods in a namespace
• Limiting the total amount of resources available in a namespace

Up to now you’ve created pods without caring about how much CPU and memory they’re allowed to consume. But as you’ll see in this chapter, setting both how much a pod is expected to consume and the maximum amount it’s allowed to consume is a vital part of any pod definition. Setting these two sets of parameters makes sure that a pod takes only its fair share of the resources provided ...