备库报错: Last_SQL_Errno: 1594 Last_SQL_Error: Relay log read failure: Could not parse relay log event entry. The possible reasons are: the master's binary log is corrupted (you can check this by running 'mysqlbinlog' on the binary log), the slave's rela…

mysql: [Warning] Using a password on the command line interface can be insecure. Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is Server version: 5.7.-log MySQL Community Server (GPL) Copyright (c) , , Oracle and/o…

机器重启以后,主从出现了问题,具体报错信息: Slave failed to initialize relay log info structure from the repository 解决方案: mysql> start slave; ERROR (HY000): Slave failed to initialize relay log info structure from the repository mysql> reset slave; Query OK, rows affect…

root@localhost > show slave status\G*************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 10.38.153.53 Master_User: mysqlsync Master_Port: 3306 Connect_Retry: 60 Master_Log_File:…

前言:MySQL进行主主复制或主从复制的时候会在配置文件制定的目录下面产生相应的relay log,本文档总结这些相关参数的定义及解释. 1.什么是relay log The relay log, like the binary log, consists of a set of numbered files containing events that describe database changes, and an index file that contains the names of…

salve复制线程停止,尝试start slave 时报ERROR 1872错误mysql> system perror 1872 MySQL error code 1872 (ER_SLAVE_RLI_INIT_REPOSITORY): Slave failed to initialize relay log info structure from the repository解决过程1.看样子是找不到中继日志的仓库,但是查看变量relay log的位置是设置了的mysql> show va…

2019独角兽企业重金招聘Python工程师标准>>> 作者:张学程 本文为 DM 源码阅读系列文章的第六篇,在 上篇文章 中我们介绍了 binlog replication 处理单元的实现,对在增量复制过程中 binlog event 的读取.过滤.路由.转换以及执行等逻辑进行了分析. 本篇文章我们将会对 relay 数据处理单元的实现进行详细的讲解.这个单元的作用是从上游 MySQL/MariaDB 读取 binlog event 并写入到本地的 relay log file 中:当…

Last_SQL_Errno: 1197 Coordinator stopped because there were error(s) in the worker(s). The most recent failure being: Worker 0 failed executing transaction 'ANONYMOUS' at master log , end_log_pos 1103545303. See error log and/or performance_schema.re…

前端时间到客户那去进行项目的上线测试,将项目部署好之后,运行都是正常的,可是每到了第二天早上访问的时候,就会报一个Could not open Hibernate session for transaction 异常,Caused by: com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception,当时很摸不着头脑,后来就开始从数据库连接的源头开始找,本次项目中用的…

ERROR 1872 (HY000): Slave failed to initialize relay log info structure from the repository 在一台主机上增加一个slave,启动的时候报 [ERROR] Slave SQL: Slave failed to initialize relay log info structure from the repository, Error_code: 1872 原因:检查my.cnf,原来没指定relay_log…