prometheus03-node_exporter

1.地址

使用文档：https://prometheus.io/docs/guides/node-exporter/
GitHub：https://github.com/prometheus/node_exporter
exporter列表：https://prometheus.io/docs/instrumenting/exporters/

2.下载

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

3. 安装并启动

mv node_exporter-0.18.1.linux-amd64  /usr/local/node_exporter
[root@zabbix-server system]# cat node_exporter.service
[Unit]
Description=node_exporter
Documentation=https://prometheus.io/
After=network.target
[Service]
Type=simple
User=prometheus
ExecStart=/usr/local/node_exporter/node_exporter
Restart=on-failure
[Install]
WantedBy=multi-user.target
[root@zabbix-server system]# pwd
/usr/lib/systemd/system
[root@zabbix-server system]# 
systemctl  daemon-reload
systemctl start node_exporter

4.查看 metrics

http://192.168.249.10:9100/metrics

5. prometheus 把 node_exporter加载进去

[root@zabbix-proxy sd_config]# cat prometheus-server.yml 
- labels:
    service: prometheus
    idc: su
    project: monitor
  targets:
  - 192.168.249.11:9090
  - 192.168.249.10:9100
[root@zabbix-proxy sd_config]# cat ../prometheus.yml
# my global config
global:
  scrape_interval:     15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
  # scrape_timeout is set to the global default (10s).
# Alertmanager configuration
alerting:
  alertmanagers:
  - static_configs:
    - targets:
      # - alertmanager:9093
# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
  # - "first_rules.yml"
  # - "second_rules.yml"
# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'prometheus'
    file_sd_configs:
      - files: ['/usr/local/prometheus/sd_config/*.yml']
        refresh_interval: 5s
[root@zabbix-proxy sd_config]#

6.查看