今天项目中报了如下错误

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

查了下网上，都是说是mysql默认8小时关闭不用的连接。用数据库连接池导致的。可是项目中这个功能是用来导数据的，是动态连接，直接java jdbc 获取connection的，用完之后就关闭了。最后运维的人员查出来是ip冲突了。第一次遇到这个问题，记录下！

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.的更多相关文章

  1. Communications link failure；；The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

    Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure::The ...

  2. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. （关于jdbc）

    The last packet sent successfully to the server was milliseconds ago. The driver has not received an ...

  3. 【异常】The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

    1 详细异常信息 The last packet sent successfully to the server was milliseconds ago. The driver has not re ...

  4. mysql异常 ： The driver has not received any packets from the server.

    异常: 结论:域名写错了或报这个异常

  5. MySql8.0数据库链接报错The driver has not received any packets from the server

    1.我使用MySql数据库8.0版本,然后驱动改成了 jdbc.driver=com.mysql.cj.jdbc.Driver jdbc.url=jdbc:mysql://127.0.0.1:3306 ...

  6. The driver has not received any packets from the server

    解决方法: jdbc的url添加参数: jdbc.url=jdbc:mysql://localhost:3306/totosea?useUnicode=true&characterEncodi ...

  7. The last packet sent successfully to the server was 0 milliseconds ago.[nutch---mysql ]

    今天在使用JDBC操作mysql时遇到下面的异常信息: 引用 The last packet sent successfully to the server was 0 milliseconds ag ...

  8. 解决异常：“The last packet sent successfully to the server was 0 milliseconds ago. ”的办法

    出现异常"The last packet sent successfully to the server was 0 milliseconds ago."的大部分原因是由于数据库回 ...

  9. The last packet successfully received from the server was 20,519 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.

    本地升级了下MySQL的版本,从5.6升为5.7,数据文件直接拷贝的,项目查询数据库报错: Could not retrieve transation read-only status server ...

随机推荐

  1. java枚举类型学习

    用的不多,但用的时候仅仅简单的使用,不太明白原理,今天就系统的学一下枚举.参考:java编程思想. Update: 枚举可以当做数据字典来存储,通常只要一个字段即instance本身,toString ...

  2. 10.Configure One-to-Many（配置一对多关系）【Code-First系列】

    现在,我们将学习怎么配置一对多的关系. Visit Entity Relationship section to understand how EF manages one-to-one, one-t ...

  3. sealed、new、virtual、abstract与override 趣解

    1. sealed——“断子绝孙” 密封类不能被继承.密封方法可以重写基类中的方法,但其本身不能在任何派生类中进一步重写.当应用于 方法或属性时,sealed修饰符必须始终与override一起使用. ...

  4. [System] CentOS虚拟机系统克隆后的网络配置

    VMware Workstation 虚拟机在进行克隆 CentOS 系统之后,在克隆机上配置网卡时,会出现一些细节问题,讨论一二. 一.情景描述 克隆机上默认由 NetworkManager 服务管 ...

  5. globalization与全球化

    本配置节是关于配置应用程序的全球化设置. <globalization <!--以下两个特性默认编码为 UTF-8,该编码在 Machine.config 文件(在安装 .NET Fram ...

  6. 【Java每日一题】20161214

    package Dec2016; import java.util.ArrayList; import java.util.List; public class Ques1214 { public s ...

  7. Java 代码完成删除文件、文件夹操作

    import java.io.File;/** * 删除文件和目录 * */public class DeleteFileUtil {    /**     * 删除文件,可以是文件或文件夹     ...

  8. 000.Introduction to ASP.NET Core--【Asp.net core 介绍】

    Introduction to ASP.NET Core Asp.net core 介绍 270 of 282 people found this helpful By Daniel Roth, Ri ...

  9. SQL Server创建索引(转)

    什么是索引 拿汉语字典的目录页(索引)打比方:正如汉语字典中的汉字按页存放一样,SQL Server中的数据记录也是按页存放的,每页容量一般为4K .为了加快查找的速度,汉语字(词)典一般都有按拼音. ...

  10. Angular+Grunt+Bower+Karma+Protractor (Atom)

    1. 配置bower 1.安装bower npm install -g bower 2.创建.bowerrc文件 { "directory": "src/bower&qu ...