Before starting to deploy K8S
1.We should first set the hostname and hosts of the nodes
2.set root ssh login echo PermitRootLogin Yes | sudo tee -a /etc/ssh/sshd_config
3.install openssh-server sudo apt-get install openssh-server
ssh setup
ssh-key
Let ssh login without password
Kubernetes-deploy
cri-o > k8s-master > k8s-worker
cri-o : install CRI cri-o
k8s-master : create K8S master
k8s-worker : create K8S worker
podman : install podman
check : check version and status
reboot : reboot nodes