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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7282) Fix intermittent TestShortCircuitCache and TestBlockReaderFactory failures resulting from TemporarySocketDirectory GC
Date Tue, 28 Oct 2014 11:51:47 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7282?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14186734#comment-14186734
] 

Hudson commented on HDFS-7282:
------------------------------

SUCCESS: Integrated in Hadoop-Yarn-trunk #726 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/726/])
HDFS-7282. Fix intermittent TestShortCircuitCache and TestBlockReaderFactory failures resulting
from TemporarySocketDirectory GC (Jinghui Wang via Colin P. McCabe) (cmccabe: rev 518a7f4af3d8deeecabfa0629b16521ce09de459)
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestBlockReaderFactory.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt


> Fix intermittent TestShortCircuitCache and TestBlockReaderFactory failures resulting
from TemporarySocketDirectory GC
> ---------------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-7282
>                 URL: https://issues.apache.org/jira/browse/HDFS-7282
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 2.4.1
>            Reporter: Jinghui Wang
>            Assignee: Jinghui Wang
>             Fix For: 2.7.0
>
>         Attachments: HDFS-7282.patch
>
>
> TemporarySocketDirectory has finalize method deletes the directory, in TestShortCircuitCache
and TestBlockReaderFactory, the TemporarySocketDirectory created are not refereced later in
the tests, which can get garbage collected (deleted the dir) before Datanode start up accessing
the directory under TemporarySocketDirectory causing FileNotFoundException.



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