GitHub user jegonzal opened a pull request:
https://github.com/apache/spark/pull/709
Fix error in 2d Graph Partitioner
Their was a minor bug in which negative partition ids could be generated
when constructing a 2D partitioning of a graph. This could lead to an
inefficient 2D partition for large vertex id values.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/jegonzal/spark fix_2d_partitioning
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/709.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 #709
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commit 937c562909467c3a5e5239c5ba01a7c97d5d7e4d
Author: Joseph E. Gonzalez <[email protected]>
Date: 2014-05-09T04:40:23Z
fixing bug in 2d partitioning algorithm where negative partition ids could
be generated.
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