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Date: Wed, 17 Oct 2012 13:22:33 +0000 (UTC)
From: "Hudson (JIRA)" <jira@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=13477876#comment-13477876 ] 

Hudson commented on HDFS-2946:
------------------------------

Integrated in Hadoop-Mapreduce-trunk #1228 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1228/])
    HDFS-2946. HA: Put a cap on the number of completed edits files retained by the NN. Contributed by Aaron T. Myers. (Revision 1398609)

     Result = FAILURE
atm : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1398609
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FileJournalManager.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/JournalManager.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LogsPurgeable.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorageRetentionManager.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/SecondaryNameNode.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNNStorageRetentionManager.java

                
> 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
>             Fix For: 2.0.3-alpha
>
>         Attachments: HDFS-2946.patch, HDFS-2946.patch, 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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