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https://issues.apache.org/jira/browse/YARN-713?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13906248#comment-13906248
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Hadoop QA commented on YARN-713:
--------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12629893/YARN-713.6.patch
against trunk revision .
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 2 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 1.3.9) 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/3124//testReport/
Console output: https://builds.apache.org/job/PreCommit-YARN-Build/3124//console
This message is automatically generated.
> ResourceManager can exit unexpectedly if DNS is unavailable
> -----------------------------------------------------------
>
> Key: YARN-713
> URL: https://issues.apache.org/jira/browse/YARN-713
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 2.1.0-beta
> Reporter: Jason Lowe
> Assignee: Jian He
> Priority: Critical
> Attachments: YARN-713.09052013.1.patch, YARN-713.09062013.1.patch,
> YARN-713.1.patch, YARN-713.2.patch, YARN-713.20130910.1.patch,
> YARN-713.3.patch, YARN-713.4.patch, YARN-713.5.patch, YARN-713.6.patch,
> YARN-713.patch, YARN-713.patch, YARN-713.patch, YARN-713.patch
>
>
> As discussed in MAPREDUCE-5261, there's a possibility that a DNS outage could
> lead to an unhandled exception in the ResourceManager's AsyncDispatcher, and
> that ultimately would cause the RM to exit. The RM should not exit during
> DNS hiccups.
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