How to setup multinode Kubernetes cluster on centos kvm VMs using kubeadmin and ansible automation
How to deploy multinode Kubernetes cluster on centos using kubeadmin and ansible automation 1) Pre-Requisites ===> A Linux management node is needed to operate on. It can be ubuntu, centos7 or rhel7 ===> Management node should have kvm virtualization enabled and properly configured. 2) Software requirements ===> Ansible and python3 should be instaled on management node ===> Download minimal centos 7.x and rename it to centos.iso.Place centos.iso in /var/lib/libvirt/images/ directory on management node. Optionally, below command can be used: wget -O /var/lib/libvirt/images/centos.iso --continue http://mirror.vanehost.com/centos/7.7.1908/isos/x86_64/CentOS-7-x86_64-Minimal-1908.iso 3) Cluster node sizing: ===> Master node: ===> RAM : 2GB ===> vCPU: 2 ===> DISK: 30GB ===> Two Worker nodes: ===> RAM : 1GB =