[AMBARI-2982] Nullpointer exception with getting Ganglia metrics

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.4.0
• Fix Version/s: 1.4.0
• Component/s: ambari-server
• Assignee: Siddharth Wagle
• Reporter: Siddharth Wagle
• Created: 21/Aug/13 20:31
• Updated: 21/Aug/13 20:41
• Resolved: 21/Aug/13 20:41

Description

Fresh install on a 150 node cluster.

Stacktrace:

Aug 20, 2013 5:57:27 PM com.sun.jersey.spi.container.ContainerResponse mapMappableContainerException
SEVERE: The RuntimeException could not be mapped to a response, re-throwing to the HTTP container
java.lang.NullPointerException
        at org.apache.ambari.server.controller.ganglia.GangliaPropertyProvider$RRDRequest.populateResources(GangliaPropertyProvider.java:427)
        at org.apache.ambari.server.controller.ganglia.GangliaPropertyProvider.populateResources(GangliaPropertyProvider.java:116)
        at org.apache.ambari.server.controller.internal.VersioningPropertyProvider.populateResources(VersioningPropertyProvider.java:98)
        at org.apache.ambari.server.controller.internal.ClusterControllerImpl.populateResources(ClusterControllerImpl.java:350)
        at org.apache.ambari.server.controller.internal.ClusterControllerImpl.getResources(ClusterControllerImpl.java:120)
        at org.apache.ambari.server.controller.internal.ClusterControllerImpl.getResources(ClusterControllerImpl.java:94)
        at org.apache.ambari.server.api.query.QueryImpl.execute(QueryImpl.java:149)
        at org.apache.ambari.server.api.handlers.ReadHandler.handleRequest(ReadHandler.java:61)
        at org.apache.ambari.server.api.services.BaseRequest.process(BaseRequest.java:107)
        at org.apache.ambari.server.api.services.BaseService.handleRequest(BaseService.java:80)
        at org.apache.ambari.server.api.services.HostService.getHosts(HostService.java:95)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
        at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)
        at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
        at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288)
        at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:134)
        at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
        at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
        at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
        at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
        at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1469)
        at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1400)