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vickyhella
2022-09-15 17:48:58 +08:00
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versioned_docs/version-2.0-2.4/reference-guides/rancher-manager-architecture/architecture-recommendations.md
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@@ -32,6 +32,7 @@ If you are installing Rancher v2.4 for the first time, we recommend installing i
The option to install Rancher on a K3s cluster is a feature introduced in Rancher v2.4. K3s is easy to install, with half the memory of Kubernetes, all in a binary less than 100 MB.
<figcaption>Architecture of a K3s Kubernetes Cluster Running the Rancher Management Server</figcaption>
![Architecture of a K3s Kubernetes Cluster Running the Rancher Management Server](/img/k3s-server-storage.svg)
### RKE Kubernetes Cluster Installations
@@ -41,6 +42,7 @@ If you are installing Rancher before v2.4, you will need to install Rancher on a
In an RKE installation, the cluster data is replicated on each of three etcd nodes in the cluster, providing redundancy and data duplication in case one of the nodes fails.
<figcaption>Architecture of an RKE Kubernetes Cluster Running the Rancher Management Server</figcaption>
![Architecture of an RKE Kubernetes cluster running the Rancher management server](/img/rke-server-storage.svg)
# Recommended Load Balancer Configuration for Kubernetes Installations
@@ -53,6 +55,7 @@ We recommend the following configurations for the load balancer and Ingress cont
* The Ingress controller will forward traffic to port TCP/80 on the pod in the Rancher deployment.
<figcaption>Rancher installed on a Kubernetes cluster with layer 4 load balancer, depicting SSL termination at Ingress controllers</figcaption>
![Rancher HA](/img/ha/rancher2ha.svg)
# Environment for Kubernetes Installations