How to install K3s on Ubuntu 18.04
:~$ sudo curl -sfL https://get.k3s.io | sh -
[sudo] password for dell:
[INFO] Finding latest release
[INFO] Using v0.9.0 as release
[INFO] Downloading hash https://github.com/rancher/k3s/releases/download/v0.9.0/sha256sum-amd64.txt
[INFO] Downloading binary https://github.com/rancher/k3s/releases/download/v0.9.0/k3s
[INFO] Verifying binary download
[INFO] Installing k3s to /usr/local/bin/k3s
[INFO] Creating /usr/local/bin/kubectl symlink to k3s
[INFO] Creating /usr/local/bin/crictl symlink to k3s
[INFO] Creating /usr/local/bin/ctr symlink to k3s
[INFO] Creating killall script /usr/local/bin/k3s-killall.sh
[INFO] Creating uninstall script /usr/local/bin/k3s-uninstall.sh
[INFO] env: Creating environment file /etc/systemd/system/k3s.service.env
[INFO] systemd: Creating service file /etc/systemd/system/k3s.service
[INFO] systemd: Enabling k3s unit
Created symlink /etc/systemd/system/multi-user.target.wants/k3s.service → /etc/systemd/system/k3s.service.
[INFO] systemd: Starting k3s
dell@dell-virtual-machine:~$ sudo k3s kubectl get nodes
NAME STATUS ROLES AGE VERSION
dell-virtual-machine Ready master 4m22s v1.15.4-k3s.1
~$
sudo cat /var/lib/rancher/k3s/server/node-token
K10d5edc8ace87358c74XXXXXXf81013e963dd576a7025eXXafa88fabb::node:a844dff9b4e26acb26104c090f363489
curl -sfL https://get.k3s.io | K3S_URL=https://myserver:6443 K3S_TOKEN=XXX sh -