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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6774) Make FsDataset and DataStore support removing volumes.
Date Sat, 30 Aug 2014 13:46:55 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14116374#comment-14116374
] 

Hudson commented on HDFS-6774:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #1855 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1855/])
HDFS-6774. Make FsDataset and DataStore support removing volumes. Contributed by Lei Xu. (atm:
rev 7eab2a29a5706ce10912c12fa225ef6b27a82cbe)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsVolumeList.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetAsyncDiskService.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataStorage.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/TestFsDatasetImpl.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceStorage.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/BlockPoolSlice.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/FsDatasetSpi.java


> Make FsDataset and DataStore support removing volumes.
> ------------------------------------------------------
>
>                 Key: HDFS-6774
>                 URL: https://issues.apache.org/jira/browse/HDFS-6774
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: 2.4.1
>            Reporter: Lei (Eddy) Xu
>            Assignee: Lei (Eddy) Xu
>             Fix For: 2.6.0
>
>         Attachments: HDFS-6774.000.patch, HDFS-6774.001.patch, HDFS-6774.002.patch
>
>
> Managing volumes on DataNode includes decommissioning an active volume without restarting
DataNode. 
> This task adds support to remove volumes from {{DataStorage}} and {{BlockPoolSliceStorage}}
dynamically.



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