Ubuntu下MySQL启动不了的解决办法
发现我们一台Ubuntu服务器上的MySQL数据库卡死了,有可能是死锁了吧,于是我尝试去使用命令service mysql restart,结果MySQL在s
发现我们一台Ubuntu服务器上的MySQL数据库卡死了,有可能是死锁了吧,于是我尝试去使用命令service mysql restart,结果MySQL在stop的时候返回stop/waiting的状态,采用service mysql status查看其状态,返回的是“mysql respawn/post-start”,就这样,MySQL没法启动了,然后,就是起不来了,在网上搜索了一阵,折腾了半个多小时,一时没找到好的办法。
最后没辙了,看到了Ubuntu下的mysql配置的修复命令 dpkg-reconfigure mysql-server-5.1,于是,我尝试使用这个命令修复了一下:
dpkg-reconfigure mysql-server-5.1
在提示的界面中重新设置了root的密码,配置后,mysql竟然奇迹般的启动好了。
在修复这个mysql的过程中,个人稍微对这个问题的解决方式做一下分享。
1,在Ubuntu下采用命令apt-get install mysql方式后,遇到启动不了的时候,建议采用命令dpkg-reconfigure重新设置以修复mysql的问题。
2,在采用dpkg-reconfigure方式修复mysql后,会有这样一个问题,即mysql数据用户会丢失掉,所以,针对你服务器上mysql的用户,还得作一次修复,可以通过以下命令来处理:
GRANT ALL PRIVILEGES ON db.* TO user@localhost IDENTIFIED BY “pass”;
这样来还原你原来系统中的那些用户。
3,,举一反三,如果你在Ubuntu环境下,软件包是通过apt-get install方式来安装的,当该软件包出现问题的时候,通过dpkg-reconfigure命令,你都可以对原来的软件包进行修复,这样,你就可以绕过好多软件包出现的疑难杂症,达到解决问题事半功倍的目的。
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