Install Node Exporter

install_node_exporter

# https://lukems.com/en/how-to-install-node-exporter-on-linux/

wget https://github.com/prometheus/node_exporter/releases/download/v1.3.1/node_exporter-1.3.1.linux-armv6.tar.gz -O node_exporter-1.3.1.linux-armv6.tar.gz

tar xzvf node_exporter-1.3.1.linux-armv6.tar.gz

sudo cp node_exporter-1.3.1.linux-armv6/node_exporter /usr/local/bin/

sudo useradd -r -s /bin/false node_exporter

sudo chown node_exporter:node_exporter /usr/local/bin/node_exporter

sudo chmod +x /usr/local/bin/node_exporter

sudo touch /etc/systemd/system/node_exporter.service

# init
[Unit]
Description=node_exporter
Wants=network-online.target
After=network-online.target

[Service]
ExecStart=/usr/local/bin/node_exporter
# WorkingDirectory=/usr/local/bin/pihole_exporter
Restart=always
User=node_exporter

[Install]
WantedBy=multi-user.target
# end

sudo systemctl daemon-reload
sudo systemctl enable node_exporter
sudo systemctl start node_exporter

curl localhost:9100/metrics | less

rm -rf node_exporter-1.3.1.linux-armv6