diff --git a/nodes/index.adoc b/nodes/index.adoc index a8c3a74be7..fabf7251aa 100644 --- a/nodes/index.adoc +++ b/nodes/index.adoc @@ -19,13 +19,13 @@ Using the OpenShift CLI (`oc`) or the web console, you can perform the following The following components of a node are responsible for maintaining the running of pods and providing the Kubernetes runtime environment. -* Container runtime:: The container runtime is responsible for running containers. Kubernetes offers several runtimes such as containerd, cri-o, rktlet, and Docker. +Container runtime:: The container runtime is responsible for running containers. Kubernetes offers several runtimes such as containerd, cri-o, rktlet, and Docker. -* Kubelet:: Kubelet runs on nodes and reads the container manifests. It ensures that the defined containers have started and are running. The kubelet process maintains the state of work and the node server. Kubelet manages network rules and port forwarding. The kubelet manages containers that are created by Kubernetes only. +Kubelet:: Kubelet runs on nodes and reads the container manifests. It ensures that the defined containers have started and are running. The kubelet process maintains the state of work and the node server. Kubelet manages network rules and port forwarding. The kubelet manages containers that are created by Kubernetes only. -* Kube-proxy:: Kube-proxy runs on every node in the cluster and maintains the network traffic between the Kubernetes resources. A Kube-proxy ensures that the networking environment is isolated and accessible. +Kube-proxy:: Kube-proxy runs on every node in the cluster and maintains the network traffic between the Kubernetes resources. A Kube-proxy ensures that the networking environment is isolated and accessible. -* DNS:: Cluster DNS is a DNS server which serves DNS records for Kubernetes services. Containers started by Kubernetes automatically include this DNS server in their DNS searches. +DNS:: Cluster DNS is a DNS server which serves DNS records for Kubernetes services. Containers started by Kubernetes automatically include this DNS server in their DNS searches. image::295_OpenShift_Nodes_Overview_1222.png[Overview of control plane and worker node]