1. 错误:MySql Host is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'
  2.  
  3. 解决方法:
  4. 使用mysqladmin flush-hosts 命令清理一下hosts文件(不知道mysqladmin在哪个目录下可以使用命令查找:whereis mysqladmin);
  5. 在查找到的目录下使用命令修改:/usr/bin/mysqladmin flush-hosts -h192.168.1.1 -P3308 -uroot -prootpwd;
  6. 备注:
  7. 其中端口号,用户名,密码都可以根据需要来添加和修改;
  8. 配置有master/slave主从数据库的要把主库和从库都修改一遍的(我就吃了这个亏明明很容易的几条命令结果折腾了大半天);
  9. 第二步也可以在数据库中进行,命令如下:flush hosts;

  

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