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Debezium系列之：记录一次命令行可以访问mysql数据库，但是debezium connector无法访问数据库原因排查
- 一、背景
- 二、排查定位问题
- 三、问题分析
- 四、解决问题
一、背景
- debezium connector采集的数据库突然报错，错误是无法访问数据库，错误如下所示
Connector configuration is invalid and contains the following 1
error(s):\nUnable to connect: Communications link failure\n\n
The last packet sent successfully to the server was 0
milliseconds ago. The driver has not received any packets
from the server
二、排查定位问题
步骤一：首先验证debeziu