Install node exporter under liunx

1 Create a folder

cd /opt
mkdir software

2. Download the latest package and unzip
   https://prometheus.io/download/download

 curl -LO https://github.com/prometheus/node_exporter/releases/download/v0.18.1/node_exporter-0.18.1.linux-amd64.tar.gz

3. Unzip

tar -xvf node_exporter-0.18.1.linux-amd64.tar.gz

4. Move the secondary system file to /usr/local/bin/

sudo mv node_exporter-0.18.1.linux-amd64/node_exporter /usr/local/bin/

5. Create a user to start

sudo useradd -rs /bin/false node_exporter

6. Create a script file under systemd

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

The content is as follows:

[Unit]
Description=Node Exporter
After=network.target

[Service]
User=node_exporter
Group=node_exporter
Type=simple
ExecStart=/usr/local/bin/node_exporter

[Install]
WantedBy=multi-user.target
7.加载守护进程

sudo systemctl daemon-reload

8. start

sudo systemctl start node_exporter

9. View status

sudo systemctl status node_exporter

10 View: http://:9100/metrics