Containers use Cgroup technology to limit CPU and memory usage. Properly setting the request and upper limit for container resources can effectively ensure the resource usage quota of the container…

Containers use Cgroup technology to limit CPU and memory usage. Properly setting the request and upper limit for container resources can effectively ensure the resource usage quota of the container, avoid resource preemption affecting the stability of the operating environment, and not setting an upper limit on the container resource quota can effectively improve the resource utilization of the node.