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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10111) Allow DU to be initialized with an initial value
Date Fri, 22 Nov 2013 11:04:49 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13829880#comment-13829880
] 

Hudson commented on HADOOP-10111:
---------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk #399 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/399/])
HADOOP-10111. Allow DU to be initialized with an initial value (Kihwal Lee via jeagles) (jeagles:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1544239)
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DU.java
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestDU.java


> Allow DU to be initialized with an initial value
> ------------------------------------------------
>
>                 Key: HADOOP-10111
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10111
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Kihwal Lee
>            Assignee: Kihwal Lee
>             Fix For: 3.0.0, 2.3.0
>
>         Attachments: HADOOP-10111.patch, HADOOP-10111.patch
>
>
> When a DU object is created, the du command runs right away. If the target directory
contains a huge number of files and directories, its constructor may not return for many seconds.
 It will be nice if it can be told to delay the initial scan and use a specified initial "used"
value.



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