![](https://oss-emcsprod-public.modb.pro/pdf/0d4c35fd-b969-4104-803e-07d9485ea2c1/bg2.jpg)
目录
一、MySQL 主从复制概述 ................................................................................................... 2
1、主从复制简介 ............................................................................................................. 2
2、主从复制原理、机制 ................................................................................................. 2
3、主从复制原理图 ......................................................................................................... 3
二、MySQL 主从复制搭建 ................................................................................................... 4
1、Master 端配置部署 .................................................................................................... 4
2、Slave 端配置部署 ........................................................................................................ 4
3、建立主从同步 ............................................................................................................. 4
三、主从复制状态检查及异常处理 ................................................................................... 6
1、主从复制状态检查 ..................................................................................................... 6
2、IO_thread 异常 ............................................................................................................ 7
3、sql_thread 异常 ........................................................................................................... 8
4、主从复制延迟 ............................................................................................................. 9
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