http://kubernetes.io/docs/admin/node/
kubernetes-docs-node#node-is-workernode is a worker machine in Kubernetes, previously known as minion. kubernetes-docs-node#node-is-worker
kubernetes-docs-node#node-controllerNode controller is a component in Kubernetes master which manages Node objects. kubernetes-docs-node#node-controller
kubernetes-docs-node#node-controller-receives-heartbeatsnode controller receiving heartbeats kubernetes-docs-node#node-controller-receives-heartbeats
kubernetes-docs-node#node-controller-assigns-cidr-blockassigning a CIDR block to the Node when it is registered kubernetes-docs-node#node-controller-assigns-cidr-block
kubernetes-docs-node#node-eviction-rateIn most cases, node controller limits the eviction rate to --node-eviction-rate (default 0.1) per second, meaning it won't evict pods from more than 1 node per 10 seconds. kubernetes-docs-node#node-eviction-rate