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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-1977) hadoop job -kill , -status causes NullPointerException
Date Tue, 02 Oct 2007 07:44:50 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-1977?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12531705
] 

Hadoop QA commented on HADOOP-1977:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment 
http://issues.apache.org/jira/secure/attachment/12366884/NPEinJobClient_v1.hadoop-0.14.patch
against trunk revision r581101.

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

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

    javac +1.  The applied patch does not generate any new compiler warnings.

    findbugs +1.  The patch does not introduce any new Findbugs warnings.

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

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

Test results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/862/testReport/
Findbugs warnings: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/862/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/862/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/862/console

This message is automatically generated.

> hadoop job -kill , -status causes NullPointerException
> ------------------------------------------------------
>
>                 Key: HADOOP-1977
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1977
>             Project: Hadoop
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.14.1
>            Reporter: lohit vijayarenu
>            Assignee: Enis Soztutar
>            Priority: Blocker
>             Fix For: 0.14.2
>
>         Attachments: NPEinJobClient_v1.hadoop-0.14.patch, NPEinJobClient_v1.patch
>
>
> hadoop job -kill/-status seems to cause NullPointerException
> As an example, I started a streaming job and tried to kill it. This raises NullPointerException
> [lohit@krygw1000 mapred]$ bin/hadoop job  -Dmapred.job.tracker=kry1443:56225 -kill job_200710011856_0001
> 07/10/01 18:57:07 INFO jvm.JvmMetrics: Initializing JVM Metrics with processName=JobTracker,
sessionId=
> Exception in thread "main" java.lang.NullPointerException
>         at org.apache.hadoop.mapred.LocalJobRunner$Job.access$600(LocalJobRunner.java:51)
>         at org.apache.hadoop.mapred.LocalJobRunner.getJobStatus(LocalJobRunner.java:296)
>         at org.apache.hadoop.mapred.JobClient.getJob(JobClient.java:512)
>         at org.apache.hadoop.mapred.JobClient.run(JobClient.java:791)
>         at org.apache.hadoop.util.ToolBase.doMain(ToolBase.java:187)
>         at org.apache.hadoop.mapred.JobClient.main(JobClient.java:827)
> [lohit@krygw1000 mapred]$ 
> So does 'hadoop job -status'
> [lohit@krygw1000 mapred]$hadoop job -Dmapred.job.tracker=kry1443:56225 -status job_200710011856_0001
> 07/10/01 18:57:21 INFO jvm.JvmMetrics: Initializing JVM Metrics with processName=JobTracker,
sessionId=
> Exception in thread "main" java.lang.NullPointerException
>         at org.apache.hadoop.mapred.LocalJobRunner$Job.access$600(LocalJobRunner.java:51)
>         at org.apache.hadoop.mapred.LocalJobRunner.getJobStatus(LocalJobRunner.java:296)
>         at org.apache.hadoop.mapred.JobClient.getJob(JobClient.java:512)
>         at org.apache.hadoop.mapred.JobClient.run(JobClient.java:782)
>         at org.apache.hadoop.util.ToolBase.doMain(ToolBase.java:187)
>         at org.apache.hadoop.mapred.JobClient.main(JobClient.java:827)
> [lohit@krygw1000 mapred]$

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