Ref : https://prometheus.io/download/#node_exporter
Download
wget https://github.com/prometheus/node_exporter/releases/download/v1.5.0/node_exporter-1.5.0.linux-amd64.tar.gz
Extract the app
tar xvfz node_exporter-*.tar.gz
Move to executable
sudo mv node_exporter-1.5.0.linux-amd64/node_exporter /usr/local/bin
Run as a service
sudo useradd -rs /bin/false node_exporter
Create a service file for systemctl to use. The file must be named node_exporter.service
sudo vi /etc/systemd/system/node_exporter.service
File: /etc/systemd/system/node_exporter.service
[Unit]
Description=Node Exporter
Wants=network-online.target
After=network-online.target
[Service]
User=node_exporter
Group=node_exporter
Type=simple
Restart=on-failure
RestartSec=5s
ExecStart=/usr/local/bin/node_exporter
[Install]
WantedBy=multi-user.target
Reload
sudo systemctl daemon-reload
Enable - Start - Status
sudo systemctl enable node_exporter
sudo systemctl start node_exporter
sudo systemctl status node_exporter