shell> mysql ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) shell> service mysqld restart Stopping mysqld: [ OK ] MySQL Daemon failed to start. Starting mysqld: [FAILED] #日志中报错如下: [ERROR] Fatal error: mysql.user table is damaged. Please run mysql_upgrade. [ERROR] Aborting #这种情况本人是在MySQL5.1到5.7版本升级时遇到的,升级到5.7后,数据库启动失败 #解决的办法就是重新初始化数据库 shell> rm -fr /var/lib/mysql shell> mysqld --initialize --user=mysql shell> service mysqld restart Stopping mysqld: [ OK ] Starting mysqld: [ OK ]
Mysql启动报错:InnoDB: Operating system error number 13 in a file operation.的解决方法
是系统问题,解决方案如下:
root@localhost mysql_data]# getenforce
Enforcing
[root@localhost mysql_data]# setenforce 0
[root@localhost mysql_data]# getenforce
Permissive
/etc/my.cnf 里面有mysql的日志
看系统版本号cat /etc/redhat-release
centos6.5安装mysql5.7CentOs6.5安装MySQL5.7 - 2023年-CSDN博客
- rpm -qa | grep mysql# 检查是否安装过 MySQL
- rpm -qa | grep mariadb # 检查是否存在 mariadb 数据库(内置的 MySQL 数据库),有则强制删除
- rpm -e --nodeps mariadb-libs-5.5.68-1.el7.x86_64 # 强制删除
- rpm -e --nodeps mariadb-5.5.68-1.el7.x86_64# 强制删除
下载到当前文件夹curl -O repo.mysql.com//mysql57-community-release-el7-11.noarch.rpm