When several users or teams share a cluster with a fixed number of nodes, there is a concern that one team could use more than its fair share of resources.
Resource quotas are a tool for administrators to address this concern.
A resource quota, defined by a ResourceQuota object, provides constraints that limit aggregate resource consumption per namespace. It can limit the quantity of objects that can be created in a namespace by type, as well as the total amount of compute resources that may be consumed by resources in that project.

A methodology for building modern, scalable, maintainable software-as-a-service apps.