GitHub user XuTingjun opened a pull request:
https://github.com/apache/spark/pull/6839
[SPARK-8392] Improve the efficiency
def getAllNodes: Seq[RDDOperationNode] =
{ _childNodes ++ _childClusters.flatMap(_.childNodes) }
when the _childClusters has so many nodes, the process will hang on. I
think we can improve the efficiency here.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/XuTingjun/spark DAGImprove
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6839.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 #6839
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commit 81f9fd247a4ce8c69636495ade2f130f6fa6aa6f
Author: xutingjun <[email protected]>
Date: 2015-06-16T09:09:14Z
put the filter inside
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