diff --git a/content/en/docs/concepts/_index.md b/content/en/docs/concepts/_index.md index 68ac58bb66..8608c9600c 100644 --- a/content/en/docs/concepts/_index.md +++ b/content/en/docs/concepts/_index.md @@ -7,7 +7,7 @@ weight: 40 {{% capture overview %}} -The Concepts section helps you learn about the parts of the Kubernetes system and the abstractions Kubernetes uses to represent your cluster, and helps you obtain a deeper understanding of how Kubernetes works. +The Concepts section helps you learn about the parts of the Kubernetes system and the abstractions Kubernetes uses to represent your {{< glossary_tooltip text="cluster" term_id="cluster" length="all" >}}, and helps you obtain a deeper understanding of how Kubernetes works. {{% /capture %}} diff --git a/content/en/docs/reference/glossary/cluster.md b/content/en/docs/reference/glossary/cluster.md index cca5e5ecc6..1442d4b9dc 100755 --- a/content/en/docs/reference/glossary/cluster.md +++ b/content/en/docs/reference/glossary/cluster.md @@ -1,19 +1,17 @@ --- title: Cluster id: cluster -date: 2018-04-12 +date: 2019-06-15 full_link: short_description: > - A set of machines, called nodes, that run containerized applications managed by Kubernetes. + A set of machines, called nodes, that run containerized applications managed by Kubernetes. A cluster has at least one worker node and at least one master node. aka: tags: - fundamental - operation --- - A set of machines, called nodes, that run containerized applications managed by Kubernetes. - - - -A cluster has several worker nodes and at least one master node. +A set of machines, called nodes, that run containerized applications managed by Kubernetes. A cluster has at least one worker node and at least one master node. + +The worker node(s) host the pods that are the components of the application. The master node(s) manages the worker nodes and the pods in the cluster. Multiple master nodes are used to provide a cluster with failover and high availability.