What Is Scheduler in Kubernetes?

The Kubernetes scheduler is a control plane process which assigns Pods to Nodes. The scheduler determines which Nodes are valid placements for each Pod in the scheduling queue according to constraints and available resources. The scheduler then ranks each valid Node and binds the Pod to a suitable Node.

What is scheduling in Kubernetes?

In Kubernetes, scheduling refers to making sure that Pods are matched to Nodes so that Kubelet can run them.

What is a container scheduler?

The main task of a container scheduler is to start containers on the most appropriate host and connect them together. It has to handle failures by doing automatic fail-overs and it needs to be able to scalable containers when there is too many data to process/compute for a single instance.