From 21a7c26b8ae7c29fe21905aafd5b7b521af4b46e Mon Sep 17 00:00:00 2001 From: Denise Schannon Date: Mon, 16 Jul 2018 15:32:28 -0700 Subject: [PATCH] combining cluster files --- .../en/clusters/_index-cluster-providers.md | 22 ---------- .../v2.x/en/clusters/_index-concepts.md | 28 ------------ .../rancher/v2.x/en/clusters/_index-tasks.md | 4 -- content/rancher/v2.x/en/clusters/_index.md | 43 +++++++++++++++++++ 4 files changed, 43 insertions(+), 54 deletions(-) delete mode 100644 content/rancher/v2.x/en/clusters/_index-cluster-providers.md delete mode 100644 content/rancher/v2.x/en/clusters/_index-concepts.md delete mode 100644 content/rancher/v2.x/en/clusters/_index-tasks.md diff --git a/content/rancher/v2.x/en/clusters/_index-cluster-providers.md b/content/rancher/v2.x/en/clusters/_index-cluster-providers.md deleted file mode 100644 index bef466b8db6..00000000000 --- a/content/rancher/v2.x/en/clusters/_index-cluster-providers.md +++ /dev/null @@ -1,22 +0,0 @@ ---- -title: Cluster Providers -weight: 2105 ---- - -## Rancher Kubernetes Engine (RKE) - -RKE is Rancher’s own lightweight Kubernetes installer. It works with any cloud providers, virtualization platforms, or bare metal servers. It integrates with node drivers to automatically provision nodes on AWS, Azure, DigitalOcean, vSphere, OpenStack, etc. Users can add custom nodes to the cluster by running the Rancher agent on these nodes. - - - -## Cloud-Managed Kubernetes Clusters - -Rancher integrates with cloud APIs so users can provision GKE, EKS, and AKS clusters directly from Rancher. New cloud managed Kubernetes clusters will be added as they become available. - -## Imported Clusters - -Users can import an existing Kubernetes cluster into Rancher. Rancher does not automate the provisioning, scaling, and upgrade of imported Kubernetes clusters. All other cluster management, policy management, and workload management capabilities of Rancher apply to imported clustered. diff --git a/content/rancher/v2.x/en/clusters/_index-concepts.md b/content/rancher/v2.x/en/clusters/_index-concepts.md deleted file mode 100644 index f81062f12d0..00000000000 --- a/content/rancher/v2.x/en/clusters/_index-concepts.md +++ /dev/null @@ -1,28 +0,0 @@ ---- -title: Clusters -weight: 2100 ---- - -## What's a Cluster? - -A cluster is a group of computing resources that work as a team to accomplish a goal. Each individual computer in a cluster is called a _node_. - -## Cluster Creation - -Rancher simplifies creation of Kubernetes clusters by allowing you to create them with the Rancher UI rather than a config file. - -### Node Components - -A Kubernetes cluster contains 3 types of nodes: etcd nodes, control plane nodes, and worker nodes. - -#### etcd Nodes - -The etcd nodes are used to run the etcd database. etcd is a key value store used as Kubernetes’ backing store for all cluster data. Even though you can run etcd on a single node, you need 3, 5, or 7 nodes for redundancy. - -#### Control Plane Nodes - -The control plane nodes are used to run the Kubernetes API server, scheduler, and controller manager. Control plane nodes are stateless since all cluster data are stored on etcd nodes. You can run control plane on 1 node, although 2 or more nodes are required for redundancy. You can also run control plane on etcd nodes. - -#### Worker Nodes - -Worker nodes are used to run the kubelet and the workload. It also runs the storage and networking drivers and ingress controllers when required. You create as many worker nodes as needed for your workload needs. diff --git a/content/rancher/v2.x/en/clusters/_index-tasks.md b/content/rancher/v2.x/en/clusters/_index-tasks.md deleted file mode 100644 index 9cf00a32ccd..00000000000 --- a/content/rancher/v2.x/en/clusters/_index-tasks.md +++ /dev/null @@ -1,4 +0,0 @@ ---- -title: Clusters -weight: 3175 ---- diff --git a/content/rancher/v2.x/en/clusters/_index.md b/content/rancher/v2.x/en/clusters/_index.md index dd9f56797b8..036a023145e 100644 --- a/content/rancher/v2.x/en/clusters/_index.md +++ b/content/rancher/v2.x/en/clusters/_index.md @@ -5,4 +5,47 @@ aliases: - /rancher/v2.x/en/concepts/clusters/ - /rancher/v2.x/en/concepts/clusters/cluster-providers/ - /rancher/v2.x/en/tasks/clusters/ + - /rancher/v2.x/en/tasks/clusters/creating-a-cluster/ --- + +## What's a Kubernetes Cluster? + +A cluster is a group of computing resources that work as a team to accomplish a goal. Each individual computer in a cluster is called a _node_. + +## Cluster Creation + +Rancher simplifies creation of Kubernetes clusters by allowing you to create them with the Rancher UI rather than a config file. + +### Node Components + +A Kubernetes cluster contains 3 types of nodes: etcd nodes, control plane nodes, and worker nodes. + +#### etcd Nodes + +The etcd nodes are used to run the etcd database. etcd is a key value store used as Kubernetes’ backing store for all cluster data. Even though you can run etcd on a single node, you need 3, 5, or 7 nodes for redundancy. + +#### Control Plane Nodes + +The control plane nodes are used to run the Kubernetes API server, scheduler, and controller manager. Control plane nodes are stateless since all cluster data are stored on etcd nodes. You can run control plane on 1 node, although 2 or more nodes are required for redundancy. You can also run control plane on etcd nodes. + +#### Worker Nodes + +Worker nodes are used to run the kubelet and the workload. It also runs the storage and networking drivers and ingress controllers when required. You create as many worker nodes as needed for your workload needs. + +## Rancher Kubernetes Engine (RKE) + +RKE is Rancher’s own lightweight Kubernetes installer. It works with any cloud providers, virtualization platforms, or bare metal servers. It integrates with node drivers to automatically provision nodes on AWS, Azure, DigitalOcean, vSphere, OpenStack, etc. Users can add custom nodes to the cluster by running the Rancher agent on these nodes. + + + +## Cloud-Managed Kubernetes Clusters + +Rancher integrates with cloud APIs so users can provision GKE, EKS, and AKS clusters directly from Rancher. New cloud managed Kubernetes clusters will be added as they become available. + +## Imported Clusters + +Users can import an existing Kubernetes cluster into Rancher. Rancher does not automate the provisioning, scaling, and upgrade of imported Kubernetes clusters. All other cluster management, policy management, and workload management capabilities of Rancher apply to imported clustered.