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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-1826) NameNode should save image to name directories in parallel during upgrade
Date Mon, 02 May 2011 18:58:03 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1826?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13027768#comment-13027768
] 

Hadoop QA commented on HDFS-1826:
---------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12477973/1826_FSImageWrite_concur_upgrade_v4.patch
  against trunk revision 1098392.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 6 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    -1 core tests.  The patch failed these core unit tests:
                  org.apache.hadoop.hdfs.server.namenode.TestBackupNode
                  org.apache.hadoop.hdfs.TestDatanodeBlockScanner
                  org.apache.hadoop.hdfs.TestDFSStorageStateRecovery
                  org.apache.hadoop.hdfs.TestFileConcurrentReader

    +1 contrib tests.  The patch passed contrib unit tests.

    +1 system test framework.  The patch passed system test framework compile.

Test results: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/441//testReport/
Findbugs warnings: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/441//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/441//console

This message is automatically generated.

> NameNode should save image to name directories in parallel during upgrade
> -------------------------------------------------------------------------
>
>                 Key: HDFS-1826
>                 URL: https://issues.apache.org/jira/browse/HDFS-1826
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: name-node
>    Affects Versions: 0.23.0
>            Reporter: Hairong Kuang
>            Assignee: Matt Foley
>             Fix For: 0.23.0
>
>         Attachments: 1826_FSImageWrite_concur_upgrade_v1.patch, 1826_FSImageWrite_concur_upgrade_v3.patch,
1826_FSImageWrite_concur_upgrade_v4.patch, 1826_FSImageWrite_concur_upgrade_v4.patch
>
>
> Currently namenode saves a new image to all its name directories in sequence during upgrade.
We should make it to do in parallel to speedup namenode upgrade. Also it should not save its
image to edits directories.

--
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