Node-exporter

on prome

vim prometheus/prometheus.yml
  - job_name: 'cailu-web1'
    static_configs:
      - targets: ['521.490.10.31:9100']

safe

#对prometheus 开放9100端口  不通一般 是 OS 防火墙 或者安全组
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="10.7.9.124" port protocol="tcp" port="9100" accept" 
firewall-cmd --reload

--permanent 不加可能导致添加不成功
 不通问题 
firewall-cmd --add-masquerade --permanent

on moned vm

docker-compose  up -d  node-exporter

yum

curl -Lo /etc/yum.repos.d/_copr_ibotty-prometheus-exporters.repo https://copr.fedorainfracloud.org/coprs/ibotty/prometheus-exporters/repo/epel-7/ibotty-prometheus-exporters-epel-7.repo
yum install node_exporter -y
systemctl  start node_exporter &&systemctl enable node_exporter

debian

apt install prometheus-node-exporter

用bin包 并自作启动脚本

https://computingforgeeks.com/how-to-install-prometheus-and-node-exporter-on-debian/

grafana dashboards

 id 15054

https://grafana.com/grafana/dashboards/15054/reviews

https://grafana.com/grafana/dashboards/11074

see also

Prometheus Node_exporter

Node Exporter

使用Node Exporter采集主机数据

Monitoring Linux host metrics with the Node Exporter

prometheus学习系列三：node_exporter安装部署

prometheus通过node_exporter抓取的数据准确计算磁盘使用率