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https://issues.apache.org/jira/browse/MAPREDUCE-6338?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15709404#comment-15709404
 ] 

Hadoop QA commented on MAPREDUCE-6338:
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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 14s 
{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:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s 
{color} | {color:red} The patch doesn't appear to include any new or modified 
tests. Please justify why no new tests are needed for this patch. Also please 
list what manual steps were performed to verify this patch. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 7m 
42s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 24s 
{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
16s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 30s 
{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 
35s {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 
22s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 20s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 20s 
{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 13s 
{color} | {color:red} 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app: 
The patch generated 1 new + 22 unchanged - 0 fixed = 23 total (was 22) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 26s 
{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:green}+1{color} | {color:green} findbugs {color} | {color:green} 0m 
40s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 13s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 9m 4s 
{color} | {color:green} hadoop-mapreduce-client-app in the patch passed. 
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
18s {color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 22m 39s {color} 
| {color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:a9ad5d6 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12782545/MAPREDUCE-6338.003.patch
 |
| JIRA Issue | MAPREDUCE-6338 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux e4e53185c4e0 3.13.0-93-generic #140-Ubuntu SMP Mon Jul 18 
21:21:05 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / b3befc0 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6822/artifact/patchprocess/diff-checkstyle-hadoop-mapreduce-project_hadoop-mapreduce-client_hadoop-mapreduce-client-app.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6822/testReport/ |
| modules | C: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app U: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app |
| Console output | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/6822/console |
| Powered by | Apache Yetus 0.3.0   http://yetus.apache.org |


This message was automatically generated.



> MR AppMaster does not honor ephemeral port range
> ------------------------------------------------
>
>                 Key: MAPREDUCE-6338
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6338
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mr-am, mrv2
>    Affects Versions: 2.6.0
>            Reporter: Frank Nguyen
>            Assignee: Frank Nguyen
>              Labels: BB2015-05-TBR
>         Attachments: MAPREDUCE-6338.002.patch, MAPREDUCE-6338.003.patch
>
>
> The MR AppMaster should only use port ranges defined in the 
> yarn.app.mapreduce.am.job.client.port-range property.  On initial startup of 
> the MRAppMaster, it does use the port range defined in the property.  
> However, it also opens up a listener on a random ephemeral port.  This is not 
> the Jetty listener.  It is another listener opened by the MRAppMaster via 
> another thread and is recognized by the RM.  Other nodes will try to 
> communicate to it via that random port.  With firewall settings on, the MR 
> job will fail because the random port is not opened.  This problem has caused 
> others to have all OS ephemeral ports opened to have MR jobs run.
> This is related to MAPREDUCE-4079



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