[jira] [Commented] (MAPREDUCE-3871) Allow symlinking in LocalJobRunner DistributedCache

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3871?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13263217#comment-13263217 ] 

Hadoop QA commented on MAPREDUCE-3871:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12524772/MAPREDUCE-3871.patch
  against trunk revision .

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

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

    +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 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +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 unit tests:
                  org.apache.hadoop.yarn.server.resourcemanager.security.TestApplicationTokens
                  org.apache.hadoop.yarn.server.resourcemanager.TestClientRMService
                  org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.TestNMExpiry
                  org.apache.hadoop.yarn.server.resourcemanager.TestAMAuthorization
                  org.apache.hadoop.yarn.server.resourcemanager.TestApplicationACLs
                  org.apache.hadoop.mapred.TestClientRedirect
                  org.apache.hadoop.mapreduce.TestYarnClientProtocolProvider
                  org.apache.hadoop.mapreduce.security.TestJHSSecurity

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

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2317//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2317//console

This message is automatically generated.
                
> Allow symlinking in LocalJobRunner DistributedCache
> ---------------------------------------------------
>
>                 Key: MAPREDUCE-3871
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3871
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: distributed-cache
>            Reporter: Tom White
>            Assignee: Tom White
>         Attachments: MAPREDUCE-3871.patch, MAPREDUCE-3871.patch
>
>
> Currently the LocalJobRunner doesn't create symlinks for files in the DistributedCache. It is safe to create symlinks if files of the same name don't exist. LocalJobRunner should also delete the symlinks when the job has completed.

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