Mac 啟動mysql報錯:Can't connect to local MySQL server through socket '/tmp/mysql.sock'


背景:

    許久不打開本地mysql連接,今天突然連接不上了,報錯:

➜  ~ mysql -version
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)  

過程:

 百度都說是mysql.sock的文件,建議把 /tmp下的兩個文件干掉就好了,但感覺跟我的問題沒多大關系,看到很多人說不知道在哪里去找sock文件,mac系統其實用find命令就好了,

➜  ~ find / -name mysql.sock
find: /usr/sbin/authserver: Permission denied
find: /usr/local/var/run/nginx/scgi_temp: Permission denied
find: /usr/local/var/run/nginx/uwsgi_temp: Permission denied
find: /usr/local/var/run/nginx/proxy_temp: Permission denied
find: /usr/local/var/run/nginx/fastcgi_temp: Permission denied
find: /usr/local/var/run/nginx/client_body_temp: Permission denied
find: /.Spotlight-V100: Permission denied
find: /Library/Application Support/Apple/ParentalControls/Users: Permission denied

  然后許多人說不知道怎么更改,其實可以這么改,根據上面find找到sock目錄后,假如:

➜  ~ find / -name mysql.sock
/var/lib/mysql/mysql.sock

目錄在/var/lib/mysql/mysql.sock這個位置,則需要修改my.cnf文件

➜  ~ vi /usr/local/mysql/my.cnf

[client]
character-set-server = utf8
port    = 3306
socket  = /var/lib/mysql/mysql.sock

  保存退出后,重啟mysql服務即可!!


 

  

方案: 

1. 先看看安裝目錄

➜  ~ which mysql
/usr/local/bin/mysql

 既然安裝目錄存在,則有安裝

2.在看下運行狀態

➜  tmp ps -ef |grep mysql

 發現沒在運行

3.直接啟動

➜  ~ mysql.server start

Starting MySQL
... SUCCESS! 

 好了,原來是沒啟動,問題解決,然后widow系統的話是用

service mysql start

  


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