[ 
https://issues.apache.org/jira/browse/YARN-3857?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14621952#comment-14621952
 ] 

Hadoop QA commented on YARN-3857:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  16m  9s | Pre-patch trunk compilation is 
healthy. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any 
@author tags. |
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to 
include 1 new or modified test files. |
| {color:green}+1{color} | javac |   7m 41s | There were no new javac warning 
messages. |
| {color:green}+1{color} | javadoc |   9m 38s | There were no new javadoc 
warning messages. |
| {color:green}+1{color} | release audit |   0m 23s | The applied patch does 
not increase the total number of release audit warnings. |
| {color:red}-1{color} | checkstyle |   0m 48s | The applied patch generated  7 
new checkstyle issues (total was 125, now 129). |
| {color:red}-1{color} | whitespace |   0m  0s | The patch has 6  line(s) that 
end in whitespace. Use git apply --whitespace=fix. |
| {color:green}+1{color} | install |   1m 21s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 34s | The patch built with 
eclipse:eclipse. |
| {color:green}+1{color} | findbugs |   1m 25s | The patch does not introduce 
any new Findbugs (version 3.0.0) warnings. |
| {color:red}-1{color} | yarn tests |  51m  1s | Tests failed in 
hadoop-yarn-server-resourcemanager. |
| | |  89m  3s | |
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|| Reason || Tests ||
| Failed unit tests | 
hadoop.yarn.server.resourcemanager.applicationsmanager.TestAMRMRPCNodeUpdates |
|   | hadoop.yarn.server.resourcemanager.TestResourceTrackerService |
|   | hadoop.yarn.server.resourcemanager.rmapp.TestRMAppTransitions |
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|| Subsystem || Report/Notes ||
| Patch URL | 
http://issues.apache.org/jira/secure/attachment/12744651/YARN-3857-2.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / d66302e |
| checkstyle |  
https://builds.apache.org/job/PreCommit-YARN-Build/8492/artifact/patchprocess/diffcheckstylehadoop-yarn-server-resourcemanager.txt
 |
| whitespace | 
https://builds.apache.org/job/PreCommit-YARN-Build/8492/artifact/patchprocess/whitespace.txt
 |
| hadoop-yarn-server-resourcemanager test log | 
https://builds.apache.org/job/PreCommit-YARN-Build/8492/artifact/patchprocess/testrun_hadoop-yarn-server-resourcemanager.txt
 |
| Test Results | 
https://builds.apache.org/job/PreCommit-YARN-Build/8492/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf902.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP 
PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Console output | 
https://builds.apache.org/job/PreCommit-YARN-Build/8492/console |


This message was automatically generated.

> Memory leak in ResourceManager with SIMPLE mode
> -----------------------------------------------
>
>                 Key: YARN-3857
>                 URL: https://issues.apache.org/jira/browse/YARN-3857
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.7.0
>            Reporter: mujunchao
>            Assignee: mujunchao
>            Priority: Critical
>         Attachments: YARN-3857-1.patch, YARN-3857-2.patch, 
> hadoop-yarn-server-resourcemanager.patch
>
>
>  We register the ClientTokenMasterKey to avoid client may hold an invalid 
> ClientToken after RM restarts. In SIMPLE mode, we register 
> Pair<ApplicationAttemptId, null> ,  But we never remove it from HashMap, as 
> unregister only runing while in Security mode, so memory leak coming. 



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