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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5498) Improve datanode startup time
Date Thu, 21 Nov 2013 02:46:35 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5498?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13828425#comment-13828425
] 

Hadoop QA commented on HDFS-5498:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12615019/HDFS-5498.with_du_change.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:red}-1 findbugs{color}.  The patch appears to introduce 2 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:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common
hadoop-hdfs-project/hadoop-hdfs.

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

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/5515//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/5515//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/5515//console

This message is automatically generated.

> Improve datanode startup time
> -----------------------------
>
>                 Key: HDFS-5498
>                 URL: https://issues.apache.org/jira/browse/HDFS-5498
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Kihwal Lee
>            Assignee: Kihwal Lee
>         Attachments: HDFS-5498.with_du_change.patch, HDFS-5498.with_du_change.patch
>
>
> Similarly to HDFS-5027, an improvement  can be made for getVomeMap(). This is the phase
in which ReplicaMap.is populated.  But it will be even better if datanode scans only once
and do both.



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