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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3860) Compare name-node performance when journaling is performed into local hard-drives or nfs.
Date Wed, 30 Jul 2008 04:23:31 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3860?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12618055#action_12618055
] 

Hadoop QA commented on HADOOP-3860:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12387153/NNThruputMoreOps.patch
  against trunk revision 680823.

    +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 warnings.

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

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

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

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2979/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2979/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2979/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2979/console

This message is automatically generated.

> Compare name-node performance when journaling is performed into local hard-drives or
nfs.
> -----------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3860
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3860
>             Project: Hadoop Core
>          Issue Type: Improvement
>    Affects Versions: 0.19.0
>            Reporter: Konstantin Shvachko
>            Assignee: Konstantin Shvachko
>             Fix For: 0.19.0
>
>         Attachments: NNThruputMoreOps.patch
>
>
> The goal of this issue is to measure how the name-node performance depends on where the
edits log is written to.
> Three types of the journal storage should be evaluated:
> # local hard drive;
> # remote drive mounted via nfs;
> # nfs filer.

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