The innodb_system data file 'ibdata1' must be writable

本文详细介绍了当遇到MySQL错误日志中提示'ibdata1'文件不可写的问题时,如何根据不同的安装方式(如通过yum安装或自定义安装路径)来正确地更改文件权限,以解决此问题。

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cat /var/log/mysqld.log

在mysql错误日志里出现:The innodb_system data file ‘ibdata1’ must be writable

字面意思:’ibdata1必须可写 
那么解决方案自然是更改对应权限

通过yum安装的话, 
5.7版本以前是 
chmod -R 777 /usr/local/mysql/data/ 
5.7版本以后是 
chmod -R 777 /var/lib/mysql

如果不是通过yum安装的话: 
find / -name ibdata1 
找到对应目录更改权限~
--------------------- 
作者:sayWhat_sayHello 
来源:优快云 
原文:https://blog.youkuaiyun.com/saywhat_sayhello/article/details/81294687 
版权声明:本文为博主原创文章,转载请附上博文链接!

D:\Mysql\bin>mysqld --skip-grant-tables --console 2025-03-16T05:33:30.362796Z 0 [System] [MY-015015] [Server] MySQL Server - start. 2025-03-16T05:33:30.535298Z 0 [Warning] [MY-010915] [Server] 'NO_ZERO_DATE', 'NO_ZERO_IN_DATE' and 'ERROR_FOR_DIVISION_BY_ZERO' sql modes should be used with strict mode. They will be merged with strict mode in a future release. 2025-03-16T05:33:30.535705Z 0 [System] [MY-010116] [Server] D:\Mysql\bin\mysqld.exe (mysqld 9.2.0) starting as process 28996 2025-03-16T05:33:30.538219Z 0 [Warning] [MY-013242] [Server] --character-set-server: 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous. 2025-03-16T05:33:30.560258Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-03-16T05:33:30.561797Z 1 [ERROR] [MY-012271] [InnoDB] The innodb_system data file 'ibdata1' must be writable 2025-03-16T05:33:30.561919Z 1 [ERROR] [MY-012278] [InnoDB] The innodb_system data file 'ibdata1' must be writable 2025-03-16T05:33:30.562082Z 1 [ERROR] [MY-010334] [Server] Failed to initialize DD Storage Engine 2025-03-16T05:33:30.562492Z 0 [ERROR] [MY-010020] [Server] Data Dictionary initialization failed. 2025-03-16T05:33:30.562634Z 0 [ERROR] [MY-010119] [Server] Aborting 2025-03-16T05:33:30.563777Z 0 [System] [MY-010910] [Server] D:\Mysql\bin\mysqld.exe: Shutdown complete (mysqld 9.2.0) MySQL Community Server - GPL. 2025-03-16T05:33:30.563939Z 0 [System] [MY-015016] [Server] MySQL Server - end.
最新发布
03-17
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