MariaDB 10.3.15 初次安装 Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'

Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'

重启下

systemctl stop mariadb.service	//关闭MariaDB
systemctl start mariadb.service	//启动MariaDB

再次登录

mysql -u root -p