cd /home
useradd -m -s /bin/bash prometheus
sudo su - prometheus
wget https://github.com/prometheus/node_exporter/releases/download/v1.6.1/node_exporter-1.6.1.linux-amd64.tar.gz
tar xvfz node_exporter-1.6.1.linux-amd64.tar.gz
cd /home/node_exporter-1.6.1.linux-amd64
sudo vi /etc/systemd/system/node_exporter.service
systemctl daemon-reload
sudo systemctl start node_exporter.service
sudo systemctl enable node_exporter.service
sudo systemctl status node_exporter.service