In step 3 of that process, add the host of the new data center in [new_masters] and [new_nodes], run the openshift_node_group.yml playbook, and run the master scaleup.yml playbook. Since the deployment has multiple Kubernetes master nodes, a load balancer needs to balance the traffic between the two nodes. These nodes can either be physical computers or virtual machines, depending on the cluster. How to setup 2 node cluster on k3s? - @Upnxtblog Add existing cluster · Clusters · Project · User · Help · GitLab We also need three Kubernetes master nodes. Azure CLI. This can address requirements such as having non-contiguous virtual network address space to split across node pools. 1. Screen_Shot_2021-01-21_at_6.47.17_PM.png Add Additional Nodes To Existing Cluster. Then I needed to join this node to the cluster, the steps for that are covered in Joining your nodes, I basically needed to run this: kubeadm join --token <token> <control-plane-host>:<control-plane-port> --discovery-token-ca-cert-hash sha256:<hash>. Step 1: Create a file called config-map.yaml and copy the file contents from this link -> Prometheus Config File. Let's add another set of nodes to the existing master, running in a very completely different zone (us-central1-b or us-west-2b). Image - Install Worker Node #1. Before you begin Before you add a worker node, you must ensure that the version of the Kubernetes RPM files in the $HOME/fci-install-kit/helm/distrib/ directory match the version of Kubernetes installed. Let's set up the master node and initialize the cluster. Creating Multi-Server Clusters etcd: list of servers to compose the etcd server. Unable to add new master/etcd node to cluster #3471 - GitHub In the cluster list, click the name of the cluster you want to modify. The major . Step 3 - Deploy CNI. 2 Answers. Install a Pod Network (Calico) Next, on our Kubernetes master we need to install a Pod Network. rke tools will looking on that file to create/remove cluster (rke) $ vim cluster . 10.10.10.90 2- Add permissions to the admin.conf file. Verify that the host was added: How to Generate New Join Token on Kubernetes Cluster?2. ci-gcp-compute-persistent-disk-csi-driver-latest-k8s-master-migration ... Add a second master node for high availabity in kubernetes Contact Platform9 Support so that they make the changes in the Backend Qbert DB to update the containerCIDR to a new subnet for the cluster. Add Photon OS to existing Kubernetes cluster. This has been really successful for us for . Here are the commands to run on your Kubernetes master to install Calico (from their Quickstart): The following institutions will be performed on CentOS 8 Master-Node. 3. Join worker nodes to Amazon EKS clusters The SSH key pair enables the clusterctl to fetch the provisioned Kubernetes admin.conf from the master node and then migrates all of the controllers from bootstrap cluster to provisioned Kubernetes master node.