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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3001) FileSystems should track how many bytes are read and written
Date Fri, 21 Mar 2008 09:21:25 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3001?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12581032#action_12581032
] 

Hadoop QA commented on HADOOP-3001:
-----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
http://issues.apache.org/jira/secure/attachment/12378354/3001.patch
against trunk revision 619744.

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

    tests included +1.  The patch appears to include 51 new or modified tests.

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

    javac -1.  The applied patch generated 579 javac compiler warnings (more than the trunk's
current 575 warnings).

    release audit -1.  The applied patch generated 198 release audit warnings (more than the
trunk's current 197 warnings).

    findbugs -1.  The patch appears to introduce 1 new Findbugs warnings.

    core tests -1.  The patch failed core unit tests.

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

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2020/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2020/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2020/artifact/trunk/build/test/checkstyle-errors.html
Release audit warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2020/artifact/trunk/current/releaseAuditDiffWarnings.txt
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2020/console

This message is automatically generated.

> FileSystems should track how many bytes are read and written
> ------------------------------------------------------------
>
>                 Key: HADOOP-3001
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3001
>             Project: Hadoop Core
>          Issue Type: New Feature
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>             Fix For: 0.17.0
>
>         Attachments: 3001.patch
>
>
> It would be nice if the file systems could track the number of bytes read and written
for each class of FileSystem. Map/Reduce could then report these numbers back as counters
to provide information about how much data is read and written.

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