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https://issues.apache.org/jira/browse/HADOOP-5869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Steve Loughran updated HADOOP-5869:
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Attachment: thread-dump.txt
I see this too. Here's a thread dump of the junit process while it appears to
be waiting for something to finish.
At the very least the wait operation could do some timeouts so we'd get a
better output in the log
> TestQueueCapacities timeout in trunk.
> -------------------------------------
>
> Key: HADOOP-5869
> URL: https://issues.apache.org/jira/browse/HADOOP-5869
> Project: Hadoop Core
> Issue Type: Bug
> Components: contrib/capacity-sched
> Reporter: Sreekanth Ramakrishnan
> Attachments: thread-dump.txt
>
>
> TestQueueCapacities in trunk currently times out with message failed to fetch
> map-outputs. Stack trace is:
> {noformat}
> 2009-05-19 10:54:01,162 WARN org.apache.hadoop.mapred.ReduceTask:
> attempt_200905191053_0001_r_000011_0 copy failed:
> attempt_200905191053_0001_m_000000_0 from localhost
> 2009-05-19 10:54:01,163 WARN org.apache.hadoop.mapred.ReduceTask:
> java.io.FileNotFoundException:
> http://localhost:54203/mapOutput?job=job_200905191053_0001&map=attempt_200905191053_0001_m_000000_0&reduce=11
> at
> sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1241)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.getInputStream(ReduceTask.java:1436)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.getMapOutput(ReduceTask.java:1353)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.copyOutput(ReduceTask.java:1267)
> at
> org.apache.hadoop.mapred.ReduceTask$ReduceCopier$MapOutputCopier.run(ReduceTask.java:1199)
> {noformat}
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