我正在Tomcat 7上运行企业JSP应用程序，偶尔会调用Web服务。 随着时间的推移，应用程序开发 Runnable 线程占用了大量的CPU周期。即使停止调用它们的应用程序，这些线程也会继续运行。
这是线程转储：
"http-thread-598" daemon prio=10 tid=0x00002ab4e8b19800 nid=0xd61 runnable [0x00002ab4fc602000]
java.lang.Thread.State: RUNNABLE
at com.sun.xml.stream.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:362)
at com.sun.xml.stream.XMLReaderImpl.next(XMLReaderImpl.java:568)
at com.sun.xml.ws.util.xml.XMLStreamReaderFilter.next(XMLStreamReaderFilter.java:92)
at com.sun.xml.ws.streaming.XMLStreamReaderUtil.next(XMLStreamReaderUtil.java:89)
at com.sun.xml.ws.streaming.XMLStreamReaderUtil.nextContent(XMLStreamReaderUtil.java:110)
at com.sun.xml.ws.streaming.XMLStreamReaderUtil.nextElementContent(XMLStreamReaderUtil.java:100)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parseWSDL(RuntimeWSDLParser.java:292)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parseImport(RuntimeWSDLParser.java:280)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parseImport(RuntimeWSDLParser.java:656)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parseWSDL(RuntimeWSDLParser.java:315)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parse(RuntimeWSDLParser.java:227)
at com.sun.xml.ws.api.model.wsdl.WSDLModel$WSDLParser.parse(WSDLModel.java:133)
at com.sun.xml.ws.policy.jaxws.PolicyConfigParser.parseModel(PolicyConfigParser.java:281)
at com.sun.xml.ws.policy.jaxws.PolicyConfigParser.parseModel(PolicyConfigParser.java:243)
at com.sun.xml.ws.policy.jaxws.PolicyConfigParser.parse(PolicyConfigParser.java:109)
at com.sun.xml.ws.policy.jaxws.PolicyWSDLParserExtension.postFinished(PolicyWSDLParserExtension.java:1248)
at com.sun.xml.ws.wsdl.parser.DelegatingParserExtension.postFinished(DelegatingParserExtension.java:187)
at com.sun.xml.ws.wsdl.parser.WSDLParserExtensionFacade.postFinished(WSDLParserExtensionFacade.java:334)
at com.sun.xml.ws.wsdl.parser.RuntimeWSDLParser.parse(RuntimeWSDLParser.java:149)
at com.sun.xml.ws.client.WSServiceDelegate.parseWSDL(WSServiceDelegate.java:263)
at com.sun.xml.ws.client.WSServiceDelegate.<init>(WSServiceDelegate.java:226)
at com.sun.xml.ws.client.WSServiceDelegate.<init>(WSServiceDelegate.java:174)
at com.sun.xml.ws.spi.ProviderImpl.createServiceDelegate(ProviderImpl.java:104)
at javax.xml.ws.Service.<init>(Service.java:56)
at xyzservice.GetDataInterfaceHttpService.<init>(GetDataInterfaceHttpService.java:42)
at org.xyz.PRESENTATION.gui.btHandler_getData(someClass.java:186)
at sun.reflect.GeneratedMethodAccessor3300.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.el.parser.AstValue.invoke(AstValue.java:278)
at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:274)
at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
at javax.faces.event.MethodExpressionActionListener.processAction(MethodExpressionActionListener.java:99)
at javax.faces.event.ActionEvent.processListener(ActionEvent.java:88)
at javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:771)
at javax.faces.component.UICommand.broadcast(UICommand.java:372)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:475)
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:756)
at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
at com.icesoft.faces.webapp.http.core.JsfLifecycleExecutor.apply(JsfLifecycleExecutor.java:18)
at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.renderCycle(ReceiveSendUpdates.java:132)
at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.service(ReceiveSendUpdates.java:74)
at com.icesoft.faces.webapp.http.core.RequestVerifier.service(RequestVerifier.java:31)
at com.icesoft.faces.webapp.http.common.standard.PathDispatcherServer.service(PathDispatcherServer.java:24)
at com.icesoft.faces.webapp.http.servlet.BasicAdaptingServlet.service(BasicAdaptingServlet.java:16)
at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:23)
at com.icesoft.faces.webapp.http.servlet.SessionDispatcher.service(SessionDispatcher.java:53)
at com.icesoft.faces.webapp.http.servlet.SessionVerifier.service(SessionVerifier.java:26)
at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:23)
at com.icesoft.faces.webapp.http.servlet.MainServlet.service(MainServlet.java:131)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:56)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
- locked <0x00000007021c13d0> (a org.apache.tomcat.util.net.SocketWrapper)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:662)
我在4-5种不同的服务中随机出现这个问题。
CPU使用情况的图片： http://i.stack.imgur.com/m4gNl.png
