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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6886) Use single editlog record for creating file + overwrite.
Date Fri, 05 Sep 2014 13:48:33 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14122963#comment-14122963
] 

Hudson commented on HDFS-6886:
------------------------------

FAILURE: Integrated in Hadoop-Mapreduce-trunk #1887 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1887/])
HDFS-6886. Use single editlog record for creating file + overwrite. Contributed by Yi Liu.
(jing: rev 6104520369045dfaa4b543cbad21236ed322249b)
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSInotifyEventInputStream.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/resources/editsStored.xml
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/PBHelper.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/inotify/Event.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeLayoutVersion.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/InotifyFSEditLogOpTranslator.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/resources/editsStored
* hadoop-hdfs-project/hadoop-hdfs/src/main/proto/inotify.proto
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/CreateEditsLog.java


> Use single editlog record for creating file + overwrite.
> --------------------------------------------------------
>
>                 Key: HDFS-6886
>                 URL: https://issues.apache.org/jira/browse/HDFS-6886
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>            Reporter: Yi Liu
>            Assignee: Yi Liu
>            Priority: Critical
>             Fix For: 3.0.0, 2.6.0
>
>         Attachments: HDFS-6886.001.patch, HDFS-6886.002.patch, HDFS-6886.003.patch, HDFS-6886.004.patch,
HDFS-6886.005.patch, editsStored
>
>
> As discussed in HDFS-6871, as [~jingzhao] and [~cmccabe]'s suggestion, we could do further
improvement to use one editlog record for creating file + overwrite in this JIRA. We could
record the overwrite flag in editlog for creating file.



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