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Type:
Improvement
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Status: Resolved
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: 2.8.0, 3.0.0-alpha2
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Component/s: documentation
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Labels:None
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Hadoop Flags:Reviewed
The following document is for MRv1. We should update the document for MapReduce on YARN.
JobConf.java
* <b id="NoOfReduces">How many reduces?</b> * * <p>The right number of reduces seems to be <code>0.95</code> or * <code>1.75</code> multiplied by (<<i>no. of nodes</i>> * * <a href="{@docRoot}/../mapred-default.html#mapreduce.tasktracker.reduce.tasks.maximum"> * mapreduce.tasktracker.reduce.tasks.maximum</a>). * </p>
- is related to
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MAPREDUCE-6794 Remove unused properties from TTConfig.java
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- Resolved
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