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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3438) NPE if job tracker started and system property hadoop.log.dir is not set
Date Fri, 23 May 2008 11:29:55 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3438?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12599333#action_12599333
] 

Steve Loughran commented on HADOOP-3438:
----------------------------------------

Stack trace

Caused by: java.lang.NullPointerException
at java.io.File.(File.java:222)
at org.apache.hadoop.mapred.JobHistory.init(JobHistory.java:121)
at org.apache.hadoop.mapred.JobTracker.(JobTracker.java:672)

//my code starts here
at org.apache.hadoop.mapred.ExtJobTracker.(ExtJobTracker.java:41)
at org.smartfrog.services.hadoop.components.tracker.JobTrackerImpl.sfStart(JobTrackerImpl.java:53)
at org.smartfrog.sfcore.compound.CompoundImpl.sfStartChildren(CompoundImpl.java:659)
at org.smartfrog.sfcore.compound.CompoundImpl.sfStart(CompoundImpl.java:632)
at org.smartfrog.services.assertions.TestCompoundImpl.sfStart(TestCompoundImpl.java:249)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)
at sun.rmi.transport.Transport$1.run(Transport.java:159)
at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
at java.lang.Thread.run(Thread.java:619)

> NPE if job tracker started and system property hadoop.log.dir is not set
> ------------------------------------------------------------------------
>
>                 Key: HADOOP-3438
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3438
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: metrics
>    Affects Versions: 0.18.0
>         Environment: amd64 ubuntu, jrockit 1.6
>            Reporter: Steve Loughran
>
> This is a regression. If the system property "hadoop.log.dir" is not set, the job tracker
NPEs rather than starts up.

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