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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12450) UserGroupInformation should not log at WARN level if no groups are found
Date Tue, 29 Sep 2015 19:43:04 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12450?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14935725#comment-14935725
] 

Hadoop QA commented on HADOOP-12450:
------------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | pre-patch |  17m 38s | Pre-patch trunk has 1 extant Findbugs (version
3.0.0) warnings. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any @author tags.
|
| {color:red}-1{color} | tests included |   0m  0s | 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:green}+1{color} | javac |   8m  1s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |  10m 19s | There were no new javadoc warning messages.
|
| {color:green}+1{color} | release audit |   0m 24s | The applied patch does not increase
the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle |   1m  5s | There were no new checkstyle issues. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that end in whitespace.
|
| {color:green}+1{color} | install |   1m 28s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 34s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   1m 56s | The patch does not introduce any new Findbugs
(version 3.0.0) warnings. |
| {color:red}-1{color} | common tests |   6m 36s | Tests failed in hadoop-common. |
| | |  48m  4s | |
\\
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|| Reason || Tests ||
| Failed unit tests | hadoop.fs.sftp.TestSFTPFileSystem |
|   | hadoop.net.TestDNS |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12764300/HADOOP-12450-v2.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / 80d33b5 |
| Pre-patch Findbugs warnings | https://builds.apache.org/job/PreCommit-HADOOP-Build/7739/artifact/patchprocess/trunkFindbugsWarningshadoop-common.html
|
| hadoop-common test log | https://builds.apache.org/job/PreCommit-HADOOP-Build/7739/artifact/patchprocess/testrun_hadoop-common.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/7739/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf900.gq1.ygridcore.net 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 |
| Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/7739/console |


This message was automatically generated.

> UserGroupInformation should not log at WARN level if no groups are found
> ------------------------------------------------------------------------
>
>                 Key: HADOOP-12450
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12450
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: security
>            Reporter: Elliott Clark
>            Assignee: Elliott Clark
>            Priority: Minor
>         Attachments: HADOOP-12450-v1.patch, HADOOP-12450-v2.patch
>
>
> HBase tries to get the groups of a user on every request. That user may or may not exist
on the box running Hadoop/HBase.
> If that user doesn't exist currently Hadoop will log at the WARN level everytime. This
leads to gigs of log spam and serious GC issues.



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