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  • SpringMVC+MyBatis+MySQL 8小时链接断开

    org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.dao.DataAccessResourceFailureException: SqlMapClient operation; SQL [];   
    --- The error occurred in ibatis/comm/comm-Sql-Map.xml.  
    --- The error occurred while applying a parameter map.  
    --- Check the base_login.getUserByLoginId-InlineParameterMap.  
    --- Check the statement (query failed).  
    --- Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: The last packet successfully received from the server was 229,810,227 milliseconds ago.  The last packet sent successfully to the server was 229,810,229 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem.; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException:   
    --- The error occurred in ibatis/comm/comm-Sql-Map.xml.  
    --- The error occurred while applying a parameter map.  
    --- Check the base_login.getUserByLoginId-InlineParameterMap.  
    --- Check the statement (query failed).  
    --- Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: The last packet successfully received from the server was 229,810,227 milliseconds ago.  The last packet sent successfully to the server was 229,810,229 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem.
    	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:886)
    	org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:790)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
    	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
    	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    	com.frame.util.interceptor.HttpServletRequestReplacedFilter.doFilter(HttpServletRequestReplacedFilter.java:131)
    	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
    

    root cause

    org.springframework.dao.DataAccessResourceFailureException: SqlMapClient operation; SQL [];   
    --- The error occurred in ibatis/comm/comm-Sql-Map.xml.  
    --- The error occurred while applying a parameter map.  
    --- Check the base_login.getUserByLoginId-InlineParameterMap.  
    --- Check the statement (query failed).  
    --- Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: The last packet successfully received from the server was 229,810,227 milliseconds ago.  The last packet sent successfully to the server was 229,810,229 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem.; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException:   
    --- The error occurred in ibatis/comm/comm-Sql-Map.xml.  
    --- The error occurred while applying a parameter map.  
    --- Check the base_login.getUserByLoginId-InlineParameterMap.  
    --- Check the statement (query failed).  
    --- Cause: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: The last packet successfully received from the server was 229,810,227 milliseconds ago.  The last packet sent successfully to the server was 229,810,229 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem.

    后面已经给出了提示!!
    再URL上添加参数autoReconnect=true

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  • 原文地址:https://www.cnblogs.com/sansyou/p/6625181.html
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