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https://issues.apache.org/jira/browse/YARN-2823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14201193#comment-14201193
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Hadoop QA commented on YARN-2823:
---------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12679967/YARN-2823.1.patch
against trunk revision 75b820c.
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 1 new
or modified test files.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. There were no new javadoc warning messages.
{color:green}+1 eclipse:eclipse{color}. The patch built with
eclipse:eclipse.
{color:green}+1 findbugs{color}. The patch does not introduce any new
Findbugs (version 2.0.3) warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 core tests{color}. The patch passed unit tests in
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager.
{color:green}+1 contrib tests{color}. The patch passed contrib unit tests.
Test results:
https://builds.apache.org/job/PreCommit-YARN-Build/5760//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/5760//console
This message is automatically generated.
> NullPointerException in RM HA enabled 3-node cluster
> ----------------------------------------------------
>
> Key: YARN-2823
> URL: https://issues.apache.org/jira/browse/YARN-2823
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 2.6.0
> Reporter: Gour Saha
> Assignee: Jian He
> Attachments: YARN-2823.1.patch, logs_with_NPE_in_RM.zip
>
>
> Branch:
> 2.6.0
> Environment:
> A 3-node cluster with RM HA enabled. The HA setup went pretty smooth (used
> Ambari) and then installed HBase using Slider. After some time the RMs went
> down and would not come back up anymore. Following is the NPE we see in both
> the RM logs.
> {noformat}
> 2014-09-16 01:36:28,037 FATAL resourcemanager.ResourceManager
> (ResourceManager.java:run(612)) - Error in handling event type
> APP_ATTEMPT_ADDED to the scheduler
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt.transferStateFromPreviousAttempt(SchedulerApplicationAttempt.java:530)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.addApplicationAttempt(CapacityScheduler.java:678)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:1015)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.handle(CapacityScheduler.java:98)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$SchedulerEventDispatcher$EventProcessor.run(ResourceManager.java:603)
> at java.lang.Thread.run(Thread.java:744)
> 2014-09-16 01:36:28,042 INFO resourcemanager.ResourceManager
> (ResourceManager.java:run(616)) - Exiting, bbye..
> {noformat}
> All the logs for this 3-node cluster has been uploaded.
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