[YARN-4109] Exception on RM scheduler page loading with labels

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.8.0, 2.7.4, 3.0.0-alpha1
• Target Version/s: 2.7.4
• Hadoop Flags: Reviewed
• Assignee: Mohammad Shahid Khan
• Reporter: Bibin Chundatt
• Created: 03/Sep/15 06:05
• Updated: 19/May/17 00:32
• Resolved: 23/Dec/15 03:50

Description

Configure node label and load scheduler Page
On each reload of the page the below exception gets thrown in logs

2015-09-03 11:27:08,544 ERROR org.apache.hadoop.yarn.webapp.Dispatcher: error handling URI: /cluster/scheduler
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at org.apache.hadoop.yarn.webapp.Dispatcher.service(Dispatcher.java:153)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:263)
	at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:178)
	at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:62)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:900)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:834)
	at org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebAppFilter.doFilter(RMWebAppFilter.java:139)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:795)
	at com.google.inject.servlet.FilterDefinition.doFilter(FilterDefinition.java:163)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:58)
	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:118)
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:113)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter.doFilter(StaticUserWebFilter.java:109)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:663)
	at org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter.doFilter(DelegationTokenAuthenticationFilter.java:291)
	at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:615)
	at org.apache.hadoop.yarn.server.security.http.RMAuthenticationFilter.doFilter(RMAuthenticationFilter.java:82)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.HttpServer2$QuotingInputFilter.doFilter(HttpServer2.java:1211)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
	at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
	at org.mortbay.jetty.Server.handle(Server.java:326)
	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)
	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410)
	at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: org.apache.hadoop.yarn.webapp.WebAppException: Error rendering block: nestLevel=10 expected 5
	at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:71)
	at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
	at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
	at org.apache.hadoop.yarn.webapp.view.HtmlPage$Page.subView(HtmlPage.java:49)
	at org.apache.hadoop.yarn.webapp.hamlet.HamletImpl$EImp._v(HamletImpl.java:117)
	at org.apache.hadoop.yarn.webapp.hamlet.Hamlet$TD._(Hamlet.java:845)
	at org.apache.hadoop.yarn.webapp.view.TwoColumnLayout.render(TwoColumnLayout.java:56)
	at org.apache.hadoop.yarn.webapp.view.HtmlPage.render(HtmlPage.java:82)
	at org.apache.hadoop.yarn.webapp.Controller.render(Controller.java:212)
	at org.apache.hadoop.yarn.server.resourcemanager.webapp.RmController.scheduler(RmController.java:82)
	... 47 more