[
https://issues.apache.org/jira/browse/MAPREDUCE-4233?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13273990#comment-13273990
]
Hudson commented on MAPREDUCE-4233:
-----------------------------------
Integrated in Hadoop-Hdfs-trunk #1041 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/1041/])
MAPREDUCE-4233. NPE can happen in RMNMNodeInfo. (bobby) (Revision 1337363)
Result = FAILURE
bobby : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1337363
Files :
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/TestRMNMInfo.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMNMInfo.java
> NPE can happen in RMNMNodeInfo.
> -------------------------------
>
> Key: MAPREDUCE-4233
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4233
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 0.23.3
> Reporter: Robert Joseph Evans
> Assignee: Robert Joseph Evans
> Priority: Critical
> Fix For: 0.23.3, 2.0.0, 3.0.0
>
> Attachments: MR-4233.txt
>
>
> {noformat}
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.RMNMInfo.getLiveNodeManagers(RMNMInfo.java:96)
> at sun.reflect.GeneratedMethodAccessor50.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:93)
> at
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:27)
> at
> com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208)
> at
> com.sun.jmx.mbeanserver.PerInterface.getAttribute(PerInterface.java:65)
> at
> com.sun.jmx.mbeanserver.MBeanSupport.getAttribute(MBeanSupport.java:216)
> at javax.management.StandardMBean.getAttribute(StandardMBean.java:358)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:666)
> {noformat}
> Looks like rmcontext.getRMNodes() is not kept in sync with
> scheduler.getNodeReport(), so that the report can be null even though the
> context still knowns about the node.
> The simple fix is to add in a null check.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
