远程连接服务器数据库报错:Host ‘XXXXXX’ is blocked because of many connection errors
2017-05-26 11:32
441 查看
一、我遇到的问题描述
使用Navicat for mysql连接公司的服务器数据库,报错:Host ‘XXXXXX’ is blocked because of many connection errors
二、出现错误原因
同意ip在短时间内产生太多(超过mysql数据库max_connection_errors的最大值)终端的数据库连接而导致的阻塞;
三、解决方案(根据实际情况来选择解决方案):
1、可以更改max_connection_errors的值,即提高允许的max_connection_errors的数量
(1)首先查看该属性设置为多大:命令:show global variables like '%max_connect_errors%';
![](https://img-blog.csdn.net/20170526112139835?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvbGlfbGlfbGlu/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center)
(2)然后修改该属性
![](https://img-blog.csdn.net/20170526112341593?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvbGlfbGlfbGlu/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center)
(3)再次查看
![](https://img-blog.csdn.net/20170526112037465?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvbGlfbGlfbGlu/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center)
(4)如果需要永久解决问题
如果需要永久生效,得去修改mysql配置文件里相应属性。可能配置文件里没有这个属性,需要自己手动添加
![](https://img-blog.csdn.net/20170526112636691?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvbGlfbGlfbGlu/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center)
(5)注意:
当客户端连接服务端超时(超过connect_timeout),
服务端就会给这个客户端记录一次error,当出错的次数达到max_connect_errors的时候,这个客户端就会被锁定。所以根据业务来尽量把这个值设置大一点,mysql默认值为10,我们可以根据具体需要设置大一点,这里设置为1000.(并非越大越好,越大被攻击时安全性越低)
2、使用清楚缓存的方法,这样就会把计数清理掉,进入mysql控制台,执行:flush
hosts;
![](https://img-blog.csdn.net/20170526112918841?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvbGlfbGlfbGlu/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center)
四、借鉴地址
https://jingyan.baidu.com/album/9f7e7ec087dcbe6f2815542d.html 点击打开链接
使用Navicat for mysql连接公司的服务器数据库,报错:Host ‘XXXXXX’ is blocked because of many connection errors
二、出现错误原因
同意ip在短时间内产生太多(超过mysql数据库max_connection_errors的最大值)终端的数据库连接而导致的阻塞;
三、解决方案(根据实际情况来选择解决方案):
1、可以更改max_connection_errors的值,即提高允许的max_connection_errors的数量
(1)首先查看该属性设置为多大:命令:show global variables like '%max_connect_errors%';
(2)然后修改该属性
(3)再次查看
(4)如果需要永久解决问题
如果需要永久生效,得去修改mysql配置文件里相应属性。可能配置文件里没有这个属性,需要自己手动添加
(5)注意:
当客户端连接服务端超时(超过connect_timeout),
服务端就会给这个客户端记录一次error,当出错的次数达到max_connect_errors的时候,这个客户端就会被锁定。所以根据业务来尽量把这个值设置大一点,mysql默认值为10,我们可以根据具体需要设置大一点,这里设置为1000.(并非越大越好,越大被攻击时安全性越低)
2、使用清楚缓存的方法,这样就会把计数清理掉,进入mysql控制台,执行:flush
hosts;
四、借鉴地址
https://jingyan.baidu.com/album/9f7e7ec087dcbe6f2815542d.html 点击打开链接
相关文章推荐
- 远程连接服务器数据库报错:Host ‘XXXXXX’ is blocked because of many connection errors
- 客户端远程TCP连接MySQL服务,提示Host 'host_name' is blocked because of many connection errors.
- Mysql连接错误:Mysql Host is blocked because of many connection errors
- MYSQL:Host 'XXXXXX' is blocked because of many connection errors
- MYSQL不能连接了,错误ERROR 1129 (00000): Host ” is blocked because of many connection errors;
- Mysql ERROR 1129 (00000): Host 'XXXXXX' is blocked because of many connection errors; unblock with '
- MySQL无法连接[MySql Host is blocked because of many connection errors]
- Mysql连接错误:Mysql Host is blocked because of many connection errors
- ERROR 1129 (00000) Host ‘XXXXXX’ is blocked because of many connection errors; unblock with ‘mysqlad
- ERROR 1129 (00000): Host 'XXXXXX' is blocked because of many connection errors; unblock with 'mysqla
- mysql 连接报错:Host is blocked because of many connection errors; unblock with 'mysqladmin flush-h
- Host ‘XXXXXX’ is blocked because of many connection errors
- mysql Host ‘XXXXXX’ is blocked because of many connection errors
- Mysql连接错误:Mysql Host is blocked because of many connection errors
- MySql Host is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' 解决方法
- MySql Host is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' 解决方法
- "Host is blocked because of many connection errors"解决方法
- 数据库-mysql--Host is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'
- ERROR 1129 (HY000): Host '192.168.153.135' is blocked because of many connection errors; unblock wit
- MySql Host is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' 解决方法