启动mysql时报错
root@iZ2ze58mrrj1x9veg257uvZ conf.d]# systemctl status mysqld.service
● mysqld.service - MySQL Community Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: activating (start-post) since Mon 2018-07-02 02:08:22 CST; 1min 39s ago
Process: 18855 ExecStart=/usr/bin/mysqld_safe --basedir=/usr (code=exited, status=0/SUCCESS)
Process: 18540 ExecStartPre=/usr/bin/mysql-systemd-start pre (code=exited, status=0/SUCCESS)
Main PID: 18855 (code=exited, status=0/SUCCESS); : 18856 (mysql-systemd-s)
Memory: 17.4M
CGroup: /system.slice/mysqld.service
└─control
├─ 3514 sleep 1
└─18856 /bin/bash /usr/bin/mysql-systemd-start post
Jul 02 02:08:22 iZ2ze58mrrj1x9veg257uvZ systemd[1]: mysqld.service holdoff time over, scheduling restart.
Jul 02 02:08:22 iZ2ze58mrrj1x9veg257uvZ systemd[1]: Starting MySQL Community Server...
Jul 02 02:08:25 iZ2ze58mrrj1x9veg257uvZ mysqld_safe[18855]: 180702 02:08:25 mysqld_safe Logging to '/var/log/mysqld.log'.
Jul 02 02:08:25 iZ2ze58mrrj1x9veg257uvZ mysqld_safe[18855]: 180702 02:08:25 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
执行 chown mysql:mysql -R /var/lib/mysql
启动成功
本文记录了一次MySQL启动过程中遇到的问题及解决方案。启动时出现了错误提示,并通过执行特定的chown命令来更改目录所有者为mysql:mysql,最终使得MySQL能够正常启动。
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