<p>启动mysql 报错：</p><p>ERROR 2002 (HY000): Can&#39;t connect to local MySQL server through socket &#39;/var/lib/mysql/mysql.sock&#39; (2)</p><p>1、先查看 /etc/rc.d/init.d/mysqld status 看看m y s q l 是否已经启动.</p><p>另外看看是不是权限问题.</p><p>2、确定你的mysql.sock是不是在那个位置，</p><p>mysql -u 你的mysql用户名 -p -S /var/lib/mysql/mysql.sock</p><p>3、试试：service mysqld start</p><p>4、如果是权限问题，则先改变权限 #chown -R mysql:mysql /var/lib/mysql</p><p>[root@localhost ~]# /etc/init.d/mysqld start</p><p>启动 MySQL： [ 确定 ]</p><p>[root@localhost ~]# mysql -uroot -p</p><p></p><p>ERROR 2002 (HY000): Can&#39;t connect to local MySQL server through socket &#39;/var/lib/mysql/mysql.sock&#39; (2)</p><p> 原因是，/var/lib/mysql 的访问权限问题。</p><p>shell&gt; chown -R mysql:mysql /var/lib/mysql</p><p>接着启动服务器</p><p>shell&gt; /etc/init.d/mysql start</p><p>服务器正常启动后察看 /var/lib/mysql 自动生成mysql.sock文件。</p><p>但是我的问题仍然没有得到解决。</p><p>问题终于解决：</p><p>方法： 修改/etc/my.conf:</p><p>[mysqld]</p><p>datadir=/usr/local/mysql/data</p><p>socket=/var/lib/mysql/mysql.sock</p><p>[mysql.server]</p><p>user=mysql</p><p>basedir=/usr/local/mysql</p><p>If there is not currently a section called [client], add one at the bottom of the file and copy the socket= line under the [mysqld] section such as:</p><p>[client]</p><p>socket=/var/lib/mysql/mysql.sock</p><p>发现依旧如此，运行/etc/init.d/mysql start报错： Starting MySQLCouldn&#39;t find MySQL manager or server</p><p>是mysqld服务没启，运行/usr/local/mysql/bin/mysqld_safe &amp;</p><p>问题解决。</p><p>指定sock位置</p><p><em><span ><strong>mysql -uroot -p --socket=/tmp/mysql.sock</strong></span></em></p>