针对你遇到的 SQL 错误 [08S01]: Communications link failure the last packet successfully r(注意:原错误信息可能略有截断或不完整,但核心在于 [08S01]: Communications link failure),以下是对该错误的详细分析和解决方案。 1. 确认完整的错误消息内容 虽然你提供的错误消息有所截断,但 [08S01]: Communications ...
全量迁移或同步期间DRS任务报错,日志提示信息:service DATAMOVE failed, cause by: Unable to connect to DBMS: url=jdbc:mysql://*** user=root, Caused by: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets fro...
全量或增量阶段,DRS迁移或同步任务报错,日志提示信息:service %s failed, cause by: 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.
读取报错问题现象： 读取数据时，报错如下：Communications link failure The last packet successfully recei...
出现这种错误的大致情况如下: 1、数据库连接长时间未使用,断开连接后,再去连接出现这种情况。这种情况常见于用连接池连接数据库出现的问题 2、数据库连接的后缀参数问题 针对上述两种情况,解决方案如下 1、修改MySQL的参数,my.cnf位于/etc目录下,修改完成后,重启mysql
在使用Java连接MySQL数据库时,你可能会遇到"com.mysql.cj.jdbc.exceptions.CommunicationsException: 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."的错误。这个错误通常意味着Java应用程序无法连接到...
aCommunications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. 通信线路失败最后小包成功地寄发到服务器是0毫秒前。 司机从服务器未收到任何小包。[translate]...
mysql 连接异常Communications link failure 前言碎语 最近在监控线上日志时发现,时长会抛出如:com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 4,977,174 milliseconds ago. The last packet sent successfully to the ...
Communications link failure,The last packet successfully received from the server was***millisecond ago. The last packet successfully sent to the server was***millisecond ago。 其中错误还会提示你修改wait_timeout或是使用Connector/J的autoReconnect属性避免该错误。
使用mybatis逆向工程时,连接数据库出现如下错误: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not rec