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1. 错误产生

2. 错误产生原因解析

3. 修复问题前准备

3.1 端口是否打开

3.2 mysqld服务是否正在运行

3.3 确定“socket”文件正确位置

4. 问题解决方法

连接Mysql ERROR 2002 (HY000): Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’()

1. 错误产生

[root@server13 ~]# mysql -p

Enter password:

ERROR 2002 (HY000): Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’ (2)

2. 错误产生原因解析

根据配置文件“/etc/myf”的路径,未找到相应的socket文件,就会引发此错误

3. 修复问题前准备

由于“socket”文件是由mysql服务运行时创建的,如果提示“ERROR 2002 (HY000): Can’t connect to local MySQL server through socket ‘***’ (2)”,找不到“socket”文件,我们首先要确认的是mysql服务是否正在运行。

3.1 端口是否打开

[root@server13 ~]# netstat -antlp

Active Internet connections (servers and established)

Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name

tcp6 0 0 :::3306 ::😗 LISTEN 23667/mysqld

3.2 mysqld服务是否正在运行

[root@server13 ~]# /etc/init.d/mysqld status

SUCCESS! MySQL running (23667)

3.3 确定“socket”文件正确位置

[root@server13 ~]# find / -name ‘*.sock’

/usr/local/mysql/data/mysql.sock

4. 问题解决方法

修改“/etc/myf”配置文件,在配置文件中添加“[client]”选项和“[mysql]”选项,并使用这两个选项下的“socket”参数值,与“[mysqld]”选项下的“socket”参数值,指向的socket文件路径完全一致。如下:

[root@server13 ~]# vim /etc/myf

[root@server13 ~]# cat /etc/myf

[mysqld]

datadir=/usr/local/mysql/data

socket=/usr/local/mysql/data/mysql.sock

symbolic-links=0

server-id=3

[client]

default-character-set=utf8

socket=/usr/local/mysql/data/mysql.sock

[mysql]

default-character-set=utf8

socket=/usr/local/mysql/data/mysql.sock

##修改完后,重启mysqld服务,即可解决此问题

[root@server13 ~]# /etc/init.d/mysqld restart

Shutting down MySQL… SUCCESS!

Starting MySQL. SUCCESS!

[root@server13 ~]# mysql -p

Enter password:

Welcome to the MariaDB monitor. Commands end with ; or g.

Your MySQL connection id is 2

Server version: 5.7.31 Source distribution

Copyright © 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type ‘help;’ or ‘h’ for help. Type ‘c’ to clear the current input statement.

MySQL [(none)]> exit

Bye

原文链接:https://blog.csdn/weixin_45777669/article/details/115671283

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本文标签: error Server SOCKET varlibmysql connect