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Posted to yarn-issues@hadoop.apache.org by "Hadoop QA (Jira)" <ji...@apache.org> on 2019/09/25 05:32:00 UTC

[jira] [Commented] (YARN-9854) RM jetty hang due to WebAppProxyServlet lacks of timeout while doing proxyLink

    [ https://issues.apache.org/jira/browse/YARN-9854?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16937420#comment-16937420 ] 

Hadoop QA commented on YARN-9854:
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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 25s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {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:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 43s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 21m  0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  9m  0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 36s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m 28s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 16m 32s{color} | {color:green} branch has no errors when building and testing our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 34s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 18s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 17s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 59s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  6m 42s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  6m 42s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  1m 21s{color} | {color:orange} hadoop-yarn-project/hadoop-yarn: The patch generated 7 new + 265 unchanged - 0 fixed = 272 total (was 265) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m 22s{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} shadedclient {color} | {color:green} 12m 18s{color} | {color:green} patch has no errors when building and testing our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 37s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 13s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} unit {color} | {color:red}  0m 58s{color} | {color:red} hadoop-yarn-api in the patch failed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  1m 15s{color} | {color:green} hadoop-yarn-server-web-proxy in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 47s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 84m  4s{color} | {color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.yarn.conf.TestYarnConfigurationFields |
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|| Subsystem || Report/Notes ||
| Docker | Client=19.03.1 Server=19.03.1 Image:yetus/hadoop:efed4450bf1 |
| JIRA Issue | YARN-9854 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12981267/YARN-9854.001.patch |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  mvnsite  unit  shadedclient  findbugs  checkstyle  |
| uname | Linux 35e161b8e5b5 4.15.0-58-generic #64-Ubuntu SMP Tue Aug 6 11:12:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 3f89084 |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_222 |
| findbugs | v3.1.0-RC1 |
| checkstyle | https://builds.apache.org/job/PreCommit-YARN-Build/24828/artifact/out/diff-checkstyle-hadoop-yarn-project_hadoop-yarn.txt |
| unit | https://builds.apache.org/job/PreCommit-YARN-Build/24828/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-api.txt |
|  Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/24828/testReport/ |
| Max. process+thread count | 446 (vs. ulimit of 5500) |
| modules | C: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy U: hadoop-yarn-project/hadoop-yarn |
| Console output | https://builds.apache.org/job/PreCommit-YARN-Build/24828/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> RM jetty hang due to WebAppProxyServlet lacks of timeout while doing proxyLink
> ------------------------------------------------------------------------------
>
>                 Key: YARN-9854
>                 URL: https://issues.apache.org/jira/browse/YARN-9854
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: amrmproxy, resourcemanager, webapp
>            Reporter: Wang, Xinglong
>            Assignee: Wang, Xinglong
>            Priority: Major
>         Attachments: YARN-9854.001.patch
>
>
> RM will proxy url request to [http://rm:port/proxy/application_xxxxx] to AM or related history server.
> Recently we met an issue https://issues.apache.org/jira/browse/SPARK-26961 which will cause Spark AM hang forever.
> And we have a monitor tool to access [http://rm:port/proxy/application_xxxxx]  periodically. Thus all proxied connection to the hang spark AM will also hang forever due to WebAppProxyServlet is lacking of socket connection timeout setting while initialize httpclient towards this spark AM.
>  
> The jetty server holding RM servlets is with limited threads. In this case, each time one such thread will hang due to waiting for Spark AM response. Eventually all jetty threads serving http traffic hang and caused all RM web links not responsive. 
>  
> If we give timeout config to httpclient, we will be free of this issue.



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