tomcat 运行一段时间自动关闭原因

1，并发用户数目过大，也会导致tomcat自动停止服务。  (95%)
2，系统本身的网络负载平衡没有做好，导致tomcat自动停止服务；  
3，程序迭代不合理也是一个原因；  
4，数据库连接未关闭，导致资源损耗过重，会引起服务停止；  
5，程序严重错误，也会引起tomcat停止服务！

 

求解决方法！！！！

评论

2 楼 largebeach 2012-06-15  

同问。。方法

1 楼 lanmaokyle 2011-06-30  

信息: Server startup in 84081 ms
2011-6-29 17:30:30 org.apache.coyote.http11.Http11Protocol pause
信息: Pausing Coyote HTTP/1.1 on http-8088
2011-6-29 17:30:30 org.apache.catalina.connector.Connector pause
严重: Protocol handler pause failed
java.net.SocketException: Network is unreachable
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)
	at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)
	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
	at java.net.Socket.connect(Socket.java:529)
	at java.net.Socket.connect(Socket.java:478)
	at java.net.Socket.<init>(Socket.java:375)
	at java.net.Socket.<init>(Socket.java:218)
	at org.apache.jk.common.ChannelSocket.unLockSocket(ChannelSocket.java:492)
	at org.apache.jk.common.ChannelSocket.pause(ChannelSocket.java:288)
	at org.apache.jk.server.JkMain.pause(JkMain.java:726)
	at org.apache.jk.server.JkCoyoteHandler.pause(JkCoyoteHandler.java:153)
	at org.apache.catalina.connector.Connector.pause(Connector.java:1037)
	at org.apache.catalina.core.StandardService.stop(StandardService.java:578)
	at org.apache.catalina.core.StandardServer.stop(StandardServer.java:788)
	at org.apache.catalina.startup.Catalina.stop(Catalina.java:662)
	at org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:706)
2011-6-29 17:30:31 org.apache.catalina.core.StandardService stop
信息: Stopping service Catalina
2011-6-29 17:30:31 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
严重: The web application [/HWT] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
2011-6-29 17:30:31 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
严重: The web application [/HWT] appears to have started a thread named [Timer-0] but has failed to stop it. This is very likely to create a memory leak.
2011-6-29 17:30:32 org.apache.coyote.http11.Http11Protocol destroy
信息: Stopping Coyote HTTP/1.1 on http-8088

这个是什么原因引起的？数据库连接断开？