Requirement: Master: Ubuntu 20.04, 8192Mb RAM, 4core CPU Worker: Ubuntu 20.04, 4096Mb RAM, 2core CPU Install CRI (containerd) update all machine install docker dependency and add repo install containerd install kubeadm All nodes use super user set all swap off # swapoff -a Remove any matching reference found in /etc/fstab # vi /etc/fstab # ***** /swap […]