Extra whitespace in mapred.child.java.opts breaks JVM initialization
Key: MAPREDUCE-2472
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2472
Project: Hadoop Map/Reduce
MapReduce Math Library
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Key: MAPREDUCE-2471
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2471
Project: Hadoop Map/Reduce
Issue Type: New Feature
Reporter: Tsz Wo (Nicholas), SZE
Assignee:
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https://issues.apache.org/jira/browse/MAPREDUCE-2468?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris Douglas resolved MAPREDUCE-2468.
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Resolution: Fixed
Fix Version/s: (was: 0.23.0)
Hadoop Flags: [Review
Receiving NPE occasionally on RunningJob.getCounters() call
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Key: MAPREDUCE-2470
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2470
Project: Hadoop Map/Reduce
Issue Type: Bug
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https://issues.apache.org/jira/browse/MAPREDUCE-2429?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Arun C Murthy reopened MAPREDUCE-2429:
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Sorry, my bad for closing this. Sid is working on porting this to trunk. Thanks
for po
See https://builds.apache.org/hudson/job/Hadoop-Mapreduce-trunk/668/
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[ivy:resolve] :: resolving de
Apart from what Arun said, if this happens immediately upon launch, it
could even be a trivial mistake in mapred.child.java.opts parameters
(bad heap size, wrong formatting, etc.). The stderr logs of the task
usually has more information (you can even check the TT's logs).
On Tue, May 3, 2011 at 1
Moving to mapreduce-dev@, please use the right list for questions.
On May 3, 2011, at 12:06 AM, Sudharsan Sampath wrote:
Hi,
Could anyone point me to a summary on why this error would occur?
java.lang.Throwable: Child Error
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:471)
Caus
