[jira] [Commented] (HDFS-6774) Make FsDataset and DataStore support removing volumes.

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HDFS-6774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14090315#comment-14090315 ] 

Hadoop QA commented on HDFS-6774:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12660509/HDFS-6774.000.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 3 new or modified test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover
                  org.apache.hadoop.hdfs.web.TestWebHDFS

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/7588//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/7588//console

This message is automatically generated.

> 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
>         Attachments: HDFS-6774.000.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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