GitHub user maropu opened a pull request:
https://github.com/apache/spark/pull/3476
[SPARK-4620] Add unpersist in Graph and GraphImpl
Add an IF to uncache both vertices and edges of Graph/GraphImpl.
This IF is useful when iterative graph operations build a new graph in each
iteration, and the vertices and edges of previous iterations are no longer
needed for following iterations.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/maropu/spark UnpersistInGraphSpike
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3476.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 #3476
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commit 77a006a77889a2f847dc0a6ad2e8e15e329b9137
Author: Takeshi Yamamuro <linguin....@gmail.com>
Date: 2014-11-26T08:51:48Z
Add unpersist in Graph and GraphImpl
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