10 初始化密码并且授权远程登录(3306,3307同理)
# /usr/local/mysql/bin/mysqladmin -u root password "pwd3308" -S /tmp/mysql3308.sock
# /usr/local/mysql/bin/mysql -uroot -ppwd3308 -S /tmp/mysql3308.sock
mysql> grant all privileges on *.* to ‘root‘@‘%‘ identified by ‘pwd3308‘ with grant option;
mysql> flush privileges;