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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7830) DataNode does not release the volume lock when adding a volume fails.
Date Tue, 10 Mar 2015 02:09:38 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7830?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14354124#comment-14354124
] 

Hadoop QA commented on HDFS-7830:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12703521/HDFS-7830.002.patch
  against trunk revision d6e05c5.

    {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:red}-1 javac{color}.  The applied patch generated 1156 javac compiler warnings
(more than the trunk's current 1155 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:green}+1 core tests{color}.  The patch passed unit tests in hadoop-hdfs-project/hadoop-hdfs.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/9804//testReport/
Javac warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/9804//artifact/patchprocess/diffJavacWarnings.txt
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9804//console

This message is automatically generated.

> DataNode does not release the volume lock when adding a volume fails.
> ---------------------------------------------------------------------
>
>                 Key: HDFS-7830
>                 URL: https://issues.apache.org/jira/browse/HDFS-7830
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>    Affects Versions: 2.6.0
>            Reporter: Lei (Eddy) Xu
>            Assignee: Lei (Eddy) Xu
>         Attachments: HDFS-7830.000.patch, HDFS-7830.001.patch, HDFS-7830.002.patch
>
>
> When there is a failure in adding volume process, the {{in_use.lock}} is not released.
Also, doing another {{-reconfig}} to remove the new dir in order to cleanup doesn't remove
the lock. lsof still shows datanode holding on to the lock file. 



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