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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2962) ZKRMStateStore: Limit the number of znodes under a znode
Date Tue, 28 Apr 2015 09:38:07 GMT

    [ https://issues.apache.org/jira/browse/YARN-2962?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14516732#comment-14516732
] 

Hadoop QA commented on YARN-2962:
---------------------------------

\\
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| (x) *{color:red}-1 overall{color}* |
\\
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  14m 33s | 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:red}-1{color} | whitespace |   0m  0s | The patch has 1  line(s) that end in whitespace.
|
| {color:green}+1{color} | javac |   7m 29s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |   9m 33s | 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:red}-1{color} | checkstyle |   5m 26s | The applied patch generated  2  additional
checkstyle issues. |
| {color:green}+1{color} | install |   1m 34s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 33s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   4m  0s | The patch does not introduce any new Findbugs
(version 2.0.3) warnings. |
| {color:green}+1{color} | yarn tests |   0m 22s | Tests passed in hadoop-yarn-api. |
| {color:green}+1{color} | yarn tests |   1m 56s | Tests passed in hadoop-yarn-common. |
| {color:green}+1{color} | yarn tests |  56m  3s | Tests passed in hadoop-yarn-server-resourcemanager.
|
| | | 101m 54s | |
\\
\\
|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12728726/YARN-2962.2.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / 99fe03e |
| whitespace | https://builds.apache.org/job/PreCommit-YARN-Build/7519/artifact/patchprocess/whitespace.txt
|
| checkstyle | https://builds.apache.org/job/PreCommit-YARN-Build/7519/artifact/patchprocess/checkstyle-result-diff.txt
|
| hadoop-yarn-api test log | https://builds.apache.org/job/PreCommit-YARN-Build/7519/artifact/patchprocess/testrun_hadoop-yarn-api.txt
|
| hadoop-yarn-common test log | https://builds.apache.org/job/PreCommit-YARN-Build/7519/artifact/patchprocess/testrun_hadoop-yarn-common.txt
|
| hadoop-yarn-server-resourcemanager test log | https://builds.apache.org/job/PreCommit-YARN-Build/7519/artifact/patchprocess/testrun_hadoop-yarn-server-resourcemanager.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/7519/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf906.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/7519/console |


This message was automatically generated.

> ZKRMStateStore: Limit the number of znodes under a znode
> --------------------------------------------------------
>
>                 Key: YARN-2962
>                 URL: https://issues.apache.org/jira/browse/YARN-2962
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: resourcemanager
>    Affects Versions: 2.6.0
>            Reporter: Karthik Kambatla
>            Assignee: Varun Saxena
>            Priority: Critical
>         Attachments: YARN-2962.01.patch, YARN-2962.2.patch
>
>
> We ran into this issue where we were hitting the default ZK server message size configs,
primarily because the message had too many znodes even though they individually they were
all small.



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