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https://issues.apache.org/jira/browse/YARN-6280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16034727#comment-16034727
 ] 

Hadoop QA commented on YARN-6280:
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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 
17s{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 2 new or modified test 
files. {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
10s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 13m 
13s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  8m 
32s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
52s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m  
3s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green}  0m 
41s{color} | {color:green} trunk passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  
0s{color} | {color:blue} Skipped patched modules with no Java source: 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m  
2s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
44s{color} | {color:green} trunk passed {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
10s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
41s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  7m 
32s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  7m 
32s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  
0m 52s{color} | {color:orange} hadoop-yarn-project/hadoop-yarn: The patch 
generated 8 new + 112 unchanged - 0 fixed = 120 total (was 112) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m  
0s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green}  0m 
39s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 1s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  
0s{color} | {color:blue} Skipped patched modules with no Java source: 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m 
11s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
42s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 38m 57s{color} 
| {color:red} hadoop-yarn-server-resourcemanager in the patch failed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
16s{color} | {color:green} hadoop-yarn-site in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
34s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 87m 33s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | 
hadoop.yarn.server.resourcemanager.scheduler.fair.TestFSAppStarvation |
|   | hadoop.yarn.server.resourcemanager.TestRMRestart |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:14b5c93 |
| JIRA Issue | YARN-6280 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12870975/YARN-6280.010.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux a42a4bb86729 3.13.0-106-generic #153-Ubuntu SMP Tue Dec 6 
15:44:32 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / 8d9084e |
| Default Java | 1.8.0_131 |
| findbugs | v3.1.0-RC1 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-YARN-Build/16083/artifact/patchprocess/diff-checkstyle-hadoop-yarn-project_hadoop-yarn.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-YARN-Build/16083/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-YARN-Build/16083/testReport/ |
| modules | C: 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager
 hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site U: 
hadoop-yarn-project/hadoop-yarn |
| Console output | 
https://builds.apache.org/job/PreCommit-YARN-Build/16083/console |
| Powered by | Apache Yetus 0.5.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Add a query parameter in ResourceManager Cluster Applications REST API to 
> control whether or not returns ResourceRequest
> ------------------------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-6280
>                 URL: https://issues.apache.org/jira/browse/YARN-6280
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: resourcemanager, restapi
>    Affects Versions: 2.7.3
>            Reporter: Lantao Jin
>            Assignee: Lantao Jin
>         Attachments: YARN-6280.001.patch, YARN-6280.002.patch, 
> YARN-6280.003.patch, YARN-6280.004.patch, YARN-6280.005.patch, 
> YARN-6280.006.patch, YARN-6280.007.patch, YARN-6280.008.patch, 
> YARN-6280.009.patch, YARN-6280.010.patch
>
>
> Begin from v2.7, the ResourceManager Cluster Applications REST API returns   
> ResourceRequest list. It's a very large construction in AppInfo.
> As a test, we use below URI to query only 2 results:
> http://<rm http 
> address:port>/ws/v1/cluster/apps?states=running,accepted&limit=2
> The results are very different:
> ||Hadoop version|Total Character|Total Word|Total Lines|Size||
> |2.4.1|1192|  42|     42|     1.2 KB|
> |2.7.1|1222179|       48740|  48735|  1.21 MB|
> Most RESTful API requesters don't know about this after upgraded and their 
> old queries may cause ResourceManager more GC consuming and slower. Even if 
> they know this but have no idea to reduce the impact of ResourceManager 
> except slow down their query frequency.
> The patch adding a query parameter "showResourceRequests" to help requesters 
> who don't need this information to reduce the overhead. In consideration of 
> compatibility of interface, the default value is true if they don't set the 
> parameter, so the behaviour is the same as now.



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