Install K3s on Centos

You will need to disable the firewall by running this command

sudo systemctl disable firewalld --now

There are 3 types on K3S installations you can do

1. A K3S Single Node (server) Installation
2. A K3S Master and three Worker Nodes(servers) Installation
3. A K3S HA (High Availability Cluster) three Master and three Worker Nodes(servers) installation

The K3S Single Node (server) Installation This article gives you the instructions to do that

The K3S Master and three Worker Nodes(servers) Installation This is a youTube video with unique way of doing this

The K3S HA (High Availability Cluster) three Master and three Worker Nodes(servers) installation