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http://wdlinux.cn/node/510
按照这个方法来设置，发现修改不了，显示这些
[root@b2b ~]# service mysqld stop Shutting down MySQL. SUCCESS!
[root@b2b ~]# /www/wdlinux/mysql-5.1.55/bin/mysqld_safe --skip--grant-tables & [1] 3561
[root@b2b ~]# 110609 19:02:02 mysqld_safe Logging to '/www/wdlinux/mysql-5.1.55/var/b2b.err'. 110609 19:02:02 mysqld_safe Starting mysqld daemon with databases from /www/wdlinux/mysql-5.1.55/var 110609 19:02:02 mysqld_safe mysqld from pid file /www/wdlinux/mysql-5.1.55/var/b2b.pid ended
[root@b2b ~]# /www/wdlinux/mysql-5.1.55/bin/mysqld_safe --skip--grant-tables & [2] 3618 [1] Done /www/wdlinux/mysql-5.1.55/bin/mysqld_safe --skip--grant-tables
[root@b2b ~]# 110609 19:02:20 mysqld_safe Logging to '/www/wdlinux/mysql-5.1.55/var/b2b.err'. 110609 19:02:20 mysqld_safe Starting mysqld daemon with databases from /www/wdlinux/mysql-5.1.55/var 110609 19:02:20 mysqld_safe mysqld from pid file /www/wdlinux/mysql-5.1.55/var/b2b.pid ended [2]+ Done /www/wdlinux/mysql-5.1.55/bin/mysqld_safe --skip--grant-tables
[root@b2b ~]# /www/wdlinux/mysql-5.1.55/bin/mysql -uroot -p Enter password: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
[root@b2b ~]# /www/wdlinux/mysql-5.1.55/bin/mysql -uroot -p Enter password: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)

这是为什么？