Uber jobs are hanging
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Key: MAPREDUCE-3117
URL: https://issues.apache.org/jira/browse/MAPREDUCE-3117
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: mrv2
Affects Versions: 0.23.0
Reporter: Jonathan Eagles
Ran a simple wordcount with uber jobs enabled and job hangs
hadoop jar hadoop-mapreduce-examples-0.23.0-SNAPSHOT.jar wordcount
-Dmapreduce.job.ubertask.enable=true <path to small file> <output dir>
container syslog is filled with repeating
2011-09-28 16:55:04,157 INFO org.apache.hadoop.mapred.TaskAttemptListenerImpl:
MapCompletionEvents request from attempt_1317246458306_0002_r_000000_0.
fromEventID 0 maxEvents 10000
2011-09-28 16:55:04,157 DEBUG
org.apache.hadoop.mapreduce.task.reduce.EventFetcher: Got 0 map completion
events from 0
2011-09-28 16:55:04,157 DEBUG
org.apache.hadoop.mapreduce.task.reduce.EventFetcher: GetMapEventsThread about
to sleep for 1000
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