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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-6518) Set SO_KEEPALIVE on shuffle connections
Date Wed, 21 Oct 2015 20:48:27 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14967879#comment-14967879
] 

Hadoop QA commented on MAPREDUCE-6518:
--------------------------------------

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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  16m 14s | 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 51s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |  10m 20s | There were no new javadoc warning messages.
|
| {color:green}+1{color} | release audit |   0m 24s | The applied patch does not increase
the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle |   0m 21s | There were no new checkstyle issues. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that end in whitespace.
|
| {color:green}+1{color} | install |   1m 30s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 34s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   0m 45s | The patch does not introduce any new Findbugs
(version 3.0.0) warnings. |
| {color:green}+1{color} | mapreduce tests |   0m 20s | Tests passed in hadoop-mapreduce-client-shuffle.
|
| | |  38m 22s | |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12767846/MAPREDUCE-6518.4.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / d759b4b |
| hadoop-mapreduce-client-shuffle test log | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6079/artifact/patchprocess/testrun_hadoop-mapreduce-client-shuffle.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6079/testReport/
|
| Java | 1.7.0_55 |
| uname | Linux asf903.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-MAPREDUCE-Build/6079/console |


This message was automatically generated.

> Set SO_KEEPALIVE on shuffle connections
> ---------------------------------------
>
>                 Key: MAPREDUCE-6518
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6518
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2, nodemanager
>    Affects Versions: 2.7.1
>            Reporter: Nathan Roberts
>            Assignee: Chang Li
>         Attachments: MAPREDUCE-6518.4.patch, YARN-4052.2.patch, YARN-4052.3.patch, YARN-4052.patch
>
>
> Shuffle handler does not set SO_KEEPALIVE so we've seen cases where FDs/sockets get stuck
in ESTABLISHED state indefinitely because the server did not see the client leave (network
cut or otherwise). 



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