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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-13742) Expose "NumOpenConnectionsPerUser" as a metric
Date Thu, 20 Oct 2016 13:56:58 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-13742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15591878#comment-15591878
] 

Hadoop QA commented on HADOOP-13742:
------------------------------------

| (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 16s{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}  6m 37s{color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  6m 48s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 26s{color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 56s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green}  0m 13s{color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m 18s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 43s{color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 36s{color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  6m 49s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  6m 49s{color} | {color:green}
the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  0m 26s{color}
| {color:orange} hadoop-common-project/hadoop-common: The patch generated 3 new + 223 unchanged
- 0 fixed = 226 total (was 223) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 54s{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}  1m 29s{color} | {color:red}
hadoop-common-project/hadoop-common generated 2 new + 0 unchanged - 0 fixed = 2 total (was
0) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 40s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  8m  5s{color} | {color:green}
hadoop-common in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 22s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 38m 15s{color} | {color:black}
{color} |
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|| Reason || Tests ||
| FindBugs | module:hadoop-common-project/hadoop-common |
|  |  Synchronization performed on java.util.concurrent.ConcurrentHashMap in org.apache.hadoop.ipc.Server$ConnectionManager.decrUserConnections(String)
 At Server.java:org.apache.hadoop.ipc.Server$ConnectionManager.decrUserConnections(String)
 At Server.java:[line 3226] |
|  |  Synchronization performed on java.util.concurrent.ConcurrentHashMap in org.apache.hadoop.ipc.Server$ConnectionManager.incrUserConnections(String)
 At Server.java:org.apache.hadoop.ipc.Server$ConnectionManager.incrUserConnections(String)
 At Server.java:[line 3214] |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:9560f25 |
| JIRA Issue | HADOOP-13742 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12834390/HADOOP-13742.patch
|
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  unit  findbugs
 checkstyle  |
| uname | Linux b1a9ddc08266 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 |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 73504b1 |
| Default Java | 1.8.0_101 |
| findbugs | v3.0.0 |
| checkstyle | https://builds.apache.org/job/PreCommit-HADOOP-Build/10841/artifact/patchprocess/diff-checkstyle-hadoop-common-project_hadoop-common.txt
|
| findbugs | https://builds.apache.org/job/PreCommit-HADOOP-Build/10841/artifact/patchprocess/new-findbugs-hadoop-common-project_hadoop-common.html
|
|  Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/10841/testReport/ |
| modules | C: hadoop-common-project/hadoop-common U: hadoop-common-project/hadoop-common
|
| Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/10841/console |
| Powered by | Apache Yetus 0.4.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Expose "NumOpenConnectionsPerUser" as a metric
> ----------------------------------------------
>
>                 Key: HADOOP-13742
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13742
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Brahma Reddy Battula
>            Assignee: Brahma Reddy Battula
>         Attachments: HADOOP-13742.patch
>
>
> To track user level connections( How many connections for each user) in busy cluster
where so many connections to server.



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