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https://issues.apache.org/jira/browse/MAPREDUCE-6068?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15091952#comment-15091952
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Hudson commented on MAPREDUCE-6068:
-----------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #9081 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/9081/])
MAPREDUCE-6068. Illegal progress value warnings in map tasks. (junping_du: rev
8c1adeaa26a7eaaca891dccdb71ff085e598a7de)
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Merger.java
* hadoop-mapreduce-project/CHANGES.txt
> Illegal progress value warnings in map tasks
> --------------------------------------------
>
> Key: MAPREDUCE-6068
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6068
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2, task
> Affects Versions: 3.0.0
> Reporter: Todd Lipcon
> Assignee: Binglin Chang
> Fix For: 2.8.0
>
> Attachments: MAPREDUCE-6068.002.patch, MAPREDUCE-6068.003.patch,
> MAPREDUCE-6068.v1.patch
>
>
> When running a terasort on latest trunk, I see the following in my task logs:
> {code}
> 2014-09-02 17:42:28,437 INFO [main] org.apache.hadoop.mapred.MapTask: Map
> output collector class = org.apache.hadoop.mapred.MapTask$MapOutputBuffer
> 2014-09-02 17:42:42,238 WARN [main] org.apache.hadoop.util.Progress: Illegal
> progress value found, progress is larger than 1. Progress will be changed to 1
> 2014-09-02 17:42:42,238 WARN [main] org.apache.hadoop.util.Progress: Illegal
> progress value found, progress is larger than 1. Progress will be changed to 1
> 2014-09-02 17:42:42,241 INFO [main] org.apache.hadoop.mapred.MapTask:
> Starting flush of map output
> {code}
> We should eliminate these warnings.
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