Prometheus监控Linux

环境

系统：CentOS 7.5
软件：node_exporter-0.16.0.linux-amd64.tar.gz

客户端

• 下载node_exporter
  地址：https://prometheus.io/download/

• 安装

  # tar -xzvf node_exporter-0.16.0.linux-amd64.tar.gz
  # mkdir /usr/local/prometheus
  # mv node_exporter-0.16.0.linux-amd64 /usr/local/prometheus/node_exporter
  

• 创建用户并授权

  # useradd prometheus
  # chown -R prometheus:prometheus /usr/local/prometheus
  

• 添加启动服务

  # vim /usr/lib/systemd/system/node_exporter.service
  [Unit]
  Description=node_exporter
  After=network.target
  
  [Service]
  Type=simple
  User=prometheus
  ExecStart=/usr/local/prometheus/node_exporter/node_exporter
  Restart=on-failure
  
  [Install]
  WantedBy=multi-user.target
  

• 启动

  # systemctl enable node_exporter.service
  # systemctl start node_exporter.service
  

Prometheus端

• 配置Prometheus

  # vim /usr/local/prometheus/prometheus.yml
  scrape_configs:
    - job_name: 'linux'
    static_configs:
      - targets: ['10.10.10.1:9100']
  

• 重启Prometheus

  # systemctl restart prometheus
  

Grafana端

• 添加dashboards
  点击Create - Import，输入dashboards的id（推荐1860）