Prometheus 采集Mysql监控数据

Posted 2023-03-04 CIAS

Prometheus采集主机监控参考部署下载，图形生成

系统	exporter 安装参考	Grafana	download
Windows	参考	图形生成参考	win_exporter
Linux	参考		node_exporter
mysql	参考		Mysql_exporter
SQL Server	参考		SQL exporter
Redis	参考		Redis_exporter
cadvisor	参考		cadvisor
rabbitmq	参考	参考	rabbitmq
snmp_exporter	参考	图形展示在测试中	snmp_exporter
zabbix	集成参考

download  mysqld_exporter

• mysql 数据库采集器

mysqld_exporter 一键监控安装脚本

• host=YOU_IP
• port=3306
• user=root
• password=root
• 采集端口是9104

vim /mysqld_exporter.sh

#!/bin/sh
# -*- coding: utf-8 -*-
# Date: 2022/11/18


echo "download mysqld_exporter"
sleep 2
wget -N -P /opt/ https://github.com/prometheus/mysqld_exporter/releases/download/v0.14.0/mysqld_exporter-0.14.0.linux-amd64.tar.gz

echo "download mysqld_exporter"
sleep 2
tar -xf /opt/mysqld_exporter-0.14.0.linux-amd64.tar.gz -C /opt/ && mv /opt/mysqld_exporter-0.14.0.linux-amd64 /opt/mysqld_exporter


echo "config mysqld_exporter"
sleep 2
cat << EOF > /opt/mysqld_exporter/.my.cnf
[client]
host=192.168.11.98
port=3306
user=root
password=root
EOF

echo "firewall mysqld_exporter port"
sleep 2
firewall-cmd --zone=public --add-port=9104/tcp --permanent && firewall-cmd --reload 

echo "add mysqld_exporter.service"
sleep 2
cat << EOF > /usr/lib/systemd/system/mysqld_exporter.service
[Unit]
Description=mysqld_exporter
Documentation=https://prometheus.io/
Wants=network-online.target
After=network-online.target

[Service]
User=root
Group=root
Type=simple
ExecStart=/opt/mysqld_exporter/mysqld_exporter --config.my-cnf=/opt/mysqld_exporter/.my.cnf

Restart=on-failure

[Install]
WantedBy=multi-user.target
EOF

echo "start mysqld_exporter.service"
sleep 2
systemctl daemon-reload && systemctl enable --now mysqld_exporter

执行安装

sh /mysqld_exporter.sh

Prometheus 数据采集配置

scrape_configs:
  - job_name: 'web' 
    scrape_interval: 5s
    static_configs: 
      - targets: 
        - localhost:9090
      
  - job_name: 'mysql-Host-monitoring'
    scrape_interval: 5s
    static_configs:
      - targets: 
        - 192.168.11.98:9104

Grafana图形展示

Import>12789>Prometheus

• 模板下载