即使在创建Mysql时url中加入了autoReconnect=true参数,一但这个连接两次访问数据库的时间超出了服务器端wait_timeout的时间限制,还是会CommunicationsException: The last packet successfully received ...
.过程 同事按照文档上配置了下面的jdbc url: jdbc:mysql: ip:port db autoReconnect true amp useUnicode true amp characterEncoding utf 结果导致了 mysql slow log 出现了满屏的 ping 命令, User Host: db db ip Query time: . Lock time: . ...
2016-11-15 15:29 0 3060 推荐指数:
即使在创建Mysql时url中加入了autoReconnect=true参数,一但这个连接两次访问数据库的时间超出了服务器端wait_timeout的时间限制,还是会CommunicationsException: The last packet successfully received ...
如果连接闲置8小时 (8小时内没有进行数据库操作), mysql就会自动断开连接, 要重启tomcat. 用hibernate的话, 加如下属性: ...
问题现象: com.MySQL.jdbc.CommunicationsException: The last packet successfully received from the server was58129 seconds ago.The last packet sent ...
1,问题现象: com.mysql.jdbc.CommunicationsException: The last packet successfully received from the server was58129 seconds ago.The last packet sent ...
mysql经典的8小时问题 链自: http://blog.csdn.net/bluesnail216/article/details/15810119 参考http://www.wang131 ...
属性名 用途 hibernate.dialect 一个Hibernate D ...
属性名 用途 hibernate.dialect 一个Hibernate Dialect ...
@ 获取系统信息:设置命令参数 @ 表输入: ...