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https://issues.apache.org/jira/browse/HADOOP-11402?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14259505#comment-14259505
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Hadoop QA commented on HADOOP-11402:
------------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12689238/HADOOP-11402.003.patch
against trunk revision 1454efe.
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 1 new
or modified test files.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. There were no new javadoc warning messages.
{color:green}+1 eclipse:eclipse{color}. The patch built with
eclipse:eclipse.
{color:red}-1 findbugs{color}. The patch appears to introduce 2 new
Findbugs (version 2.0.3) warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 core tests{color}. The patch passed unit tests in
hadoop-common-project/hadoop-common.
Test results:
https://builds.apache.org/job/PreCommit-HADOOP-Build/5347//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HADOOP-Build/5347//artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html
Console output:
https://builds.apache.org/job/PreCommit-HADOOP-Build/5347//console
This message is automatically generated.
> Use guava cache to implement negative user-to-group cache
> ---------------------------------------------------------
>
> Key: HADOOP-11402
> URL: https://issues.apache.org/jira/browse/HADOOP-11402
> Project: Hadoop Common
> Issue Type: Improvement
> Affects Versions: 2.6.0
> Reporter: Colin Patrick McCabe
> Assignee: Varun Saxena
> Attachments: HADOOP-11402.001.patch, HADOOP-11402.002.patch,
> HADOOP-11402.003.patch
>
>
> Negative user-to-group cache entries are never cleared for
> never-again-accessed users. Use guava cache so that expired entries can be
> deleted automatically
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