CentOS | mariadb | Bind on TCP/IP port: Address already in use

错误信息

[ERROR] Can't start server: Bind on TCP/IP port: Address already in use
[ERROR] Do you already have another mysqld server running on port: 3306 ?

解决方法

查看端口占用情况。

ps -ef | grep 3306
netstat -apn |grep 3306

查看占用的进程，kill -9 即可