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https://issues.apache.org/jira/browse/YARN-3619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14551006#comment-14551006
]
Hadoop QA commented on YARN-3619:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch | 14m 37s | 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 33s | There were no new javac warning
messages. |
| {color:green}+1{color} | javadoc | 9m 34s | There were no new javadoc
warning messages. |
| {color:green}+1{color} | release audit | 0m 22s | The applied patch does
not increase the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle | 2m 34s | There were no new checkstyle
issues. |
| {color:green}+1{color} | whitespace | 0m 1s | The patch has no lines that
end in whitespace. |
| {color:green}+1{color} | install | 1m 35s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse | 0m 33s | The patch built with
eclipse:eclipse. |
| {color:green}+1{color} | findbugs | 4m 6s | The patch does not introduce
any new Findbugs (version 3.0.0) warnings. |
| {color:green}+1{color} | common tests | 25m 14s | Tests passed in
hadoop-common. |
| {color:green}+1{color} | yarn tests | 0m 23s | Tests passed in
hadoop-yarn-api. |
| {color:green}+1{color} | yarn tests | 6m 41s | Tests passed in
hadoop-yarn-server-nodemanager. |
| | | 73m 17s | |
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|| Subsystem || Report/Notes ||
| Patch URL |
http://issues.apache.org/jira/secure/attachment/12733882/YARN-3619.000.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / c97f32e |
| hadoop-common test log |
https://builds.apache.org/job/PreCommit-YARN-Build/8003/artifact/patchprocess/testrun_hadoop-common.txt
|
| hadoop-yarn-api test log |
https://builds.apache.org/job/PreCommit-YARN-Build/8003/artifact/patchprocess/testrun_hadoop-yarn-api.txt
|
| hadoop-yarn-server-nodemanager test log |
https://builds.apache.org/job/PreCommit-YARN-Build/8003/artifact/patchprocess/testrun_hadoop-yarn-server-nodemanager.txt
|
| Test Results |
https://builds.apache.org/job/PreCommit-YARN-Build/8003/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf901.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/8003/console |
This message was automatically generated.
> ContainerMetrics unregisters during getMetrics and leads to
> ConcurrentModificationException
> -------------------------------------------------------------------------------------------
>
> Key: YARN-3619
> URL: https://issues.apache.org/jira/browse/YARN-3619
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.7.0
> Reporter: Jason Lowe
> Assignee: zhihai xu
> Attachments: YARN-3619.000.patch, test.patch
>
>
> ContainerMetrics is able to unregister itself during the getMetrics method,
> but that method can be called by MetricsSystemImpl.sampleMetrics which is
> trying to iterate the sources. This leads to a
> ConcurrentModificationException log like this:
> {noformat}
> 2015-05-11 14:00:20,360 [Timer for 'NodeManager' metrics system] WARN
> impl.MetricsSystemImpl: java.util.ConcurrentModificationException
> {noformat}
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