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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4826) TestNestedSnapshots times out due to repeated slow edit log flushes when running on virtualized disk
Date Sun, 02 Jun 2013 10:51:22 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4826?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13672464#comment-13672464
] 

Hudson commented on HDFS-4826:
------------------------------

Integrated in Hadoop-Yarn-trunk #228 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/228/])
    Move HDFS-4826 to 2.1.0-beta. (Revision 1488630)

     Result = SUCCESS
szetszwo : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1488630
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

                
> TestNestedSnapshots times out due to repeated slow edit log flushes when running on virtualized
disk
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-4826
>                 URL: https://issues.apache.org/jira/browse/HDFS-4826
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 3.0.0
>            Reporter: Chris Nauroth
>            Assignee: Chris Nauroth
>            Priority: Minor
>             Fix For: 3.0.0
>
>         Attachments: HDFS-4826.1.patch
>
>
> As discussed on HDFS-2802, this test cannot complete in a reasonable time when running
on slow virtualized disk.  It creates 2^16 snapshots and numerous files, and the repeated
edit log flushes are a performance problem.

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