6 月 232016
 

MySQL Workbench

Failed to Connect to MySQL at xxx.xxx.xxx.xxx:3306 with user ssrdba

Host '113.118.138.xxx' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'

用于防止暴力猜解密码的安全设置。

同一IP在一段时间内产生超过系统参数指定的已断开数据库连接次数,系统强制不再接受任何连接请求。

系统默认参数值

mysql-max-connect-errors-01
解除锁定的方法

[root@iZ94ns7f32vZ ~]# mysqladmin -uroot -p flush-hosts
Enter password:
[root@iZ94ns7f32vZ ~]#

修改参数值

set global max_connect_errors = 100;

或修改my.cnf配置文件

max_connect_errors = 100

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