persistcat

第一个问题:

root@b-ThinkPad-X230s:/usr/local/mysql/bin# ./mysqld_safe start   (开启mysql的服务!)
151123 14:19:04 mysqld_safe Logging to \'/usr/local/mysql/data/b-ThinkPad-X230s.err\'.
151123 14:19:04 mysqld_safe Starting mysqld daemon with databases from /usr/local/mysql/data
151123 14:19:05 mysqld_safe mysqld from pid file /usr/local/mysql/data/b-ThinkPad-X230s.pid ended


root@b-ThinkPad-X230s:/usr/local/mysql/bin# ./mysql --user=mysql   (使用mysql用户登录)
ERROR 2002 (HY000): Can\'t connect to local MySQL server through socket \'/tmp/mysql.sock\' (2)  (报错!)

以为是用户的问题,然后尝试换一个用户名:


root@b-ThinkPad-X230s:/usr/local/mysql/bin# ./mysql -u root         (使用root用户登录)
ERROR 2002 (HY000): Can\'t connect to local MySQL server through socket \'/tmp/mysql.sock\' (2)  (报错!)

然后想着是否是没有用户设置密码的问题,因为貌似是不用密码也可以登录的,先尝试设置密码:

root@b-ThinkPad-X230s:/usr/local/mysql/bin# ./mysqladmin -u mysql password "123456"
./mysqladmin: connect to server at \'localhost\' failed
error: \'Can\'t connect to local MySQL server through socket \'/tmp/mysql.sock\' (2)\'
Check that mysqld is running and that the socket: \'/tmp/mysql.sock\' exists!

查看服务是否已经启动:

root@b-ThinkPad-X230s:/tmp# ps -aux | grep "mysql"
root      4518  0.0  0.0  13708  2296 pts/11   S+   14:35   0:00 grep --color=auto mysql       (没有启动mysql服务)

已经尝试遍了网上搜寻的所有解决办法,最后按照同事的提示,重新编译安装吧,然后重新编译安装

然后就通过了,可以正常登录!比较无语!

 

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