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https://issues.apache.org/jira/browse/HADOOP-11402?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14266254#comment-14266254
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Hudson commented on HADOOP-11402:
---------------------------------
FAILURE: Integrated in Hadoop-Mapreduce-trunk #2016 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/2016/])
HADOOP-11402. Negative user-to-group cache entries are never cleared for
never-again-accessed users. Contributed by Varun Saxena. (benoy: rev
53caeaa16b1450b54e994c77f5d0c8a767b88d57)
*
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestGroupsCaching.java
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/Groups.java
> Negative user-to-group cache entries are never cleared for
> never-again-accessed users
> -------------------------------------------------------------------------------------
>
> Key: HADOOP-11402
> URL: https://issues.apache.org/jira/browse/HADOOP-11402
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 2.6.0
> Reporter: Colin Patrick McCabe
> Assignee: Varun Saxena
> Fix For: 2.7.0
>
> Attachments: HADOOP-11402.001.patch, HADOOP-11402.002.patch,
> HADOOP-11402.003.patch, HADOOP-11402.004.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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