GitHub user MrBago opened a pull request:
https://github.com/apache/spark/pull/22139
[SPARK-25149][GraphX] Update Parallel Personalized Page Rank to test with
large vertexIds
## What changes were proposed in this pull request?
runParallelPersonalizedPageRank in graphx checks that `sources` are <=
Int.MaxValue.toLong, but this is not actually required. This check seems to
have been added because we use sparse vectors in the implementation and sparse
vectors cannot be indexed by values > MAX_INT. However we do not ever index the
sparse vector by the source vertexIds so this isn't an issue. I've added a test
with large vertexIds to confirm this works as expected.
## How was this patch tested?
Unit tests.
Please review http://spark.apache.org/contributing.html before opening a
pull request.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/MrBago/spark remove-veretexId-check-pppr
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/22139.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 #22139
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commit e720eab9a435a738be9f08ccaefba2f4eb7dc867
Author: Bago Amirbekian <bago@...>
Date: 2018-08-17T23:43:25Z
Update Parallel Personalized Page Rank to test with large vertexIds
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