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Date: Wed, 3 Oct 2012 13:38:09 +1100 (NCT)
From: "Hadoop QA (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HDFS-2946) HA: Put a cap on the number of
 completed edits files retained by the NN
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    [ https://issues.apache.org/jira/browse/HDFS-2946?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13468272#comment-13468272 ] 

Hadoop QA commented on HDFS-2946:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12547474/HDFS-2946.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 1 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}.  The javadoc tool did not generate any 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 1.3.9) 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.fs.TestHdfsNativeCodeLoader
                  org.apache.hadoop.hdfs.TestHDFSFileSystemContract

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

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/3256//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/3256//console

This message is automatically generated.
                
> HA: Put a cap on the number of completed edits files retained by the NN
> -----------------------------------------------------------------------
>
>                 Key: HDFS-2946
>                 URL: https://issues.apache.org/jira/browse/HDFS-2946
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: ha, name-node
>    Affects Versions: 2.0.1-alpha
>            Reporter: Aaron T. Myers
>            Assignee: Aaron T. Myers
>         Attachments: HDFS-2946.patch
>
>
> HDFS-2794 added a minimum number of transactions to retain in edits files. Since many underlying file systems put a cap on the number of entries in a single directory, we should put a cap on the number of edits files which will be retained by the NN.

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