问题:数据库产生了死锁导致数据库执行不下去 现象:全量日志不写入 查找方法: show processlist 看看备库哪些操作没有响应
第二个可能得原因 日志中报错 Can not read response from server. Expected to read 180 bytes, read 137 bytes before connection was unexpectedly lost 解决方案: 源端调整 SET GLOBAL wait_timeout = 60000; 原因:云环境网络不稳定