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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7782) Erasure coding: pread from files in striped layout
Date Wed, 30 Sep 2015 16:38:52 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7782?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14937578#comment-14937578
] 

Hudson commented on HDFS-7782:
------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk #1203 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/1203/])
HDFS-7782. Erasure coding: pread from files in striped layout. (zhezhang: rev 91c741a2a171129638071306482c019d007972ab)
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestRecoverStripedBlocks.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSStripedInputStream.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
* hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/LocatedBlock.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LocatedStripedBlock.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSInputStream.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReadStripedFile.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfoStriped.java
HDFS-7782. Erasure coding: pread from files in striped layout. (zhezhang: rev bff59392eecbb6f62b4c92c80fee6b8fb6b555bb)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java


> Erasure coding: pread from files in striped layout
> --------------------------------------------------
>
>                 Key: HDFS-7782
>                 URL: https://issues.apache.org/jira/browse/HDFS-7782
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Li Bo
>            Assignee: Zhe Zhang
>             Fix For: HDFS-7285
>
>         Attachments: HDFS-7782-000.patch, HDFS-7782-001.patch, HDFS-7782-002.patch, HDFS-7782-003.patch,
HDFS-7782-004.patch, HDFS-7782-005.patch, HDFS-7782-006.patch, HDFS-7782-008.patch, HDFS-7782-010.patch,
HDFS-7782-011.patch, HDFS-7782-addendum.patch, HDFS-7782.007.patch, HDFS-7782.009.patch
>
>
> If client wants to read a file, he is not necessary to know and handle what layout the
file is. This sub task adds logic to DFSInputStream to support reading striping layout files.



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