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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6227) ShortCircuitCache#unref should purge ShortCircuitReplicas whose streams have been closed by java interrupts
Date Wed, 28 May 2014 13:57:04 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14011105#comment-14011105
] 

Hudson commented on HDFS-6227:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #1757 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1757/])
HDFS-6227. ShortCircuitCache#unref should purge ShortCircuitReplicas whose streams have been
closed by java interrupts. Contributed by Colin Patrick McCabe. (jing9: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1597829)
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestBlockReaderFactory.java


> ShortCircuitCache#unref should purge ShortCircuitReplicas whose streams have been closed
by java interrupts
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-6227
>                 URL: https://issues.apache.org/jira/browse/HDFS-6227
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.4.0
>            Reporter: Jing Zhao
>            Assignee: Colin Patrick McCabe
>             Fix For: 2.5.0
>
>         Attachments: HDFS-6227.000.patch, HDFS-6227.001.patch, HDFS-6227.002.patch, ShortCircuitReadInterruption.test.patch
>
>
> While running tests in a single node cluster, where short circuit read is enabled and
multiple threads may read the same file concurrently, one of the read got ClosedChannelException
and failed. Full exception trace see comment.



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