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https://issues.apache.org/jira/browse/MAPREDUCE-6850?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15881769#comment-15881769
 ] 

Hadoop QA commented on MAPREDUCE-6850:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 18s 
{color} | {color:blue} Docker mode activated. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s 
{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 
0s {color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 15m 
10s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 17s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
13s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 18s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
16s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m 
27s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 16s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 
16s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 17s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 17s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
11s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 17s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
13s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 
0s {color} | {color:green} The patch has no whitespace issues. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 0m 35s 
{color} | {color:red} 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle
 generated 1 new + 0 unchanged - 0 fixed = 1 total (was 0) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 12s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 19s 
{color} | {color:green} hadoop-mapreduce-client-shuffle in the patch passed. 
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
20s {color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 20m 44s {color} 
| {color:black} {color} |
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|| Reason || Tests ||
| FindBugs | 
module:hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle
 |
|  |  Should org.apache.hadoop.mapred.ShuffleHandler$TimeoutHandler be a 
_static_ inner class?  At ShuffleHandler.java:inner class?  At 
ShuffleHandler.java:[lines 781-787] |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:a9ad5d6 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12854349/MAPREDUCE-6850.2.patch
 |
| JIRA Issue | MAPREDUCE-6850 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux e3b8b65d8641 3.13.0-107-generic #154-Ubuntu SMP Tue Dec 20 
09:57:27 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / 132f758 |
| Default Java | 1.8.0_121 |
| findbugs | v3.0.0 |
| findbugs | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6902/artifact/patchprocess/new-findbugs-hadoop-mapreduce-project_hadoop-mapreduce-client_hadoop-mapreduce-client-shuffle.html
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6902/testReport/ |
| modules | C: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle
 U: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle
 |
| Console output | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6902/console |
| Powered by | Apache Yetus 0.3.0   http://yetus.apache.org |


This message was automatically generated.



> Shuffle Handler keep-alive connections are closed from the server side
> ----------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6850
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6850
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>            Reporter: Jonathan Eagles
>            Assignee: Jonathan Eagles
>         Attachments: MAPREDUCE-6850.1.patch, MAPREDUCE-6850.2.patch
>
>
> When performance testing tez shuffle handler (TEZ-3334), it was noticed the 
> keep-alive connections are closed from the server-side. The client silently 
> recovers and logs the connection as keep-alive, despite reestablishing a 
> connection. This jira aims to remove the close from the server side, fixing 
> the bug preventing keep-alive connections.



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