Question

*我的应用程序在tomcat 6上运行，同时hibernate3和mysql版本是5.x，

我在mysql中等待_timeout后丢失了JDBC连接，我的所有jsp页面都将通过过滤器

我在前面使用带有apache的tomcat集群。使用quartz database分别运行我的crons。*

以下是我的异常堆栈跟踪..... 。引起：com.mysql.jdbc.CommunicationsException：由于底层异常导致通信链接失败：

** BEGIN NESTED EXCEPTION ** 

java.net.SocketException
MESSAGE: Broken pipe

STACKTRACE:

java.net.SocketException: Broken pipe
    at java.net.SocketOutputStream.socketWrite0(Native Method)
    at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
    at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
    at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
    at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
    at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2637)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1554)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1665)
    at com.mysql.jdbc.Connection.execSQL(Connection.java:3176)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1153)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1266)
    at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139)
    at org.hibernate.loader.Loader.getResultSet(Loader.java:1669)
    at org.hibernate.loader.hql.QueryLoader.iterate(QueryLoader.java:389)
    at org.hibernate.hql.ast.QueryTranslatorImpl.iterate(QueryTranslatorImpl.java:310)
    at org.hibernate.engine.query.HQLQueryPlan.performIterate(HQLQueryPlan.java:177)
    at org.hibernate.impl.SessionImpl.iterate(SessionImpl.java:1175)
    at org.hibernate.impl.QueryImpl.iterate(QueryImpl.java:46)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
    at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
    at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
    at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:776)
    at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:705)
    at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:898)
    at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
    at java.lang.Thread.run(Thread.java:662)


** END NESTED EXCEPTION **

hibernate + apache tomcat + JDBCconnection timeout excpetion broken pipe

0 个答案: