GitHub user sitalkedia opened a pull request:
https://github.com/apache/spark/pull/20492
[SPARK-21113][CORE] Turn off read ahead input stream for unshafe shuffle
reader
To fix regression for TPC-DS queries
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sitalkedia/spark turn_off_async_inputstream
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/20492.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 #20492
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commit 36b099ba60c6616e5b15bd0849d7a1c8a935cba5
Author: Sital Kedia <skedia@...>
Date: 2018-02-03T00:05:34Z
[SPARK-21113][CORE] Turn off read ahead input stream for unshafe shuffle
reader
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