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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8804) Erasure Coding: use DirectBufferPool in DFSStripedInputStream for buffer allocation
Date Wed, 30 Sep 2015 16:01:27 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14937276#comment-14937276
] 

Hudson commented on HDFS-8804:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #8548 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/8548/])
HDFS-8804. Erasure Coding: use DirectBufferPool in DFSStripedInputStream (jing9: rev 9312b168e2f152ebfb8a7c7b63e74a819adfc5d2)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSStripedInputStream.java


> Erasure Coding: use DirectBufferPool in DFSStripedInputStream for buffer allocation
> -----------------------------------------------------------------------------------
>
>                 Key: HDFS-8804
>                 URL: https://issues.apache.org/jira/browse/HDFS-8804
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Jing Zhao
>            Assignee: Jing Zhao
>             Fix For: HDFS-7285
>
>         Attachments: HDFS-8804.000.patch, HDFS-8804.001.patch
>
>
> Currently we directly allocate direct ByteBuffer in DFSStripedInputstream for the stripe
buffer and the buffers holding parity data. It's better to get ByteBuffer from DirectBufferPool.



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