错误集ERROR 2002 (HY000): Can‘t connect to local MySQL server through socket ‘/usr/local/mysql/mysql.so

错误信息1

ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/usr/local/mysql/mysql.sock' (2)

在master节点查看二进制文件和同步点出现了这个问题，原因是因为不能通过socket文件连接mysql服务器
先查看防火墙是否关闭，MySQL是否已经启动，确定你的mysql.sock是不是在那个位置，检查主配置文件/etc/my.cnf。

[client]
port = 3306
socket=/usr/local/mysql/mysql.sock

[mysqld]
user = mysql
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
port = 3306
character-set-server=utf8
pid-file = /usr/local/mysql/mysqld.pid
socket=/usr/local/mysql/mysql.sock
bind-address = 0.0.0.0
skip-name-resolve
max_connections=2048
default-storage-engine=INNODB
max_allowed_packet=16M
server-id = 7

g_bin = master-bin
log-slave-updates = true


sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_AUTO_VALUE_ON_ZERO,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,PIPES_AS_CONCAT,ANSI_QUOTES

错误信息2
密码包含特殊字符导致vip无法切换

错误集ERROR 2002 (HY000): Can‘t connect to local MySQL server through socket ‘/usr/local/mysql/mysql.so

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