GitHub user ihainan opened a pull request:
https://github.com/apache/spark/pull/8397
[SPARK-10184][Core]Optimization for bounds determination in RangePartitioner
JIRA Issue: https://issues.apache.org/jira/browse/SPARK-10184
Change `cumWeight > target` to `cumWeight >= target` in
`RangePartitioner.determineBounds` method to make the output partitions more
balanced.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/ihainan/spark opt_for_rangepartitioner
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8397.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #8397
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commit bed7854516131421db0153a97f74550ee1469099
Author: ihainan <ihaina...@gmail.com>
Date: 2015-08-24T16:38:01Z
Mod: Optimization for bounds determination in RangePartitioner
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