Prometheus. Monitor Linux server using Prometheus

At Client - Linux node (192.168.17.186)

Install linux component "node_exporter"

wget https://github.com/prometheus/node_exporter/releases/download/v1.3.1/node_exporter-1.3.1.linux-amd64.tar.gz

tar -xvzf node_exporter-1.3.1.linux-amd64.tar.gz

useradd -rs /bin/false nodeusr

mv node_exporter-1.3.1.linux-amd64/node_exporter /usr/local/bin/

nano /etc/systemd/system/node_exporter.service

[Unit]
Description=Node Exporter
After=network.target
[Service]
User=nodeusr
Group=nodeusr
Type=simple
ExecStart=/usr/local/bin/node_exporter
[Install]
WantedBy=multi-user.target

systemctl daemon-reload

systemctl enable node_exporter

systemctl start node_exporter

systemctl start firewalld

firewall-cmd --zone=public --add-port=9100/tcp --permanent

systemctl restart firewalld

Go to web

http://192.168.17.186:9100/metrics

Look at centos7-test01 metrics

At Server - Prometheus

nano /etc/prometheus/prometheus.yml

...
  - job_name: 'centos7-test01'
    scrape_interval: 5s
    static_configs:
      - targets: ['192.168.17.186:9100']

systemctl restart prometheus

Web

http://<Prometheus-Server-IP>:9090/targets

Look at centos7-test01 in Prometheus

At Grafana

Add centos7-test01 Dashboard to Grafana