GitHub user andrewor14 opened a pull request:
https://github.com/apache/spark/pull/8038
[SPARK-9747] Avoid starving an unsafe operator in aggregation
This is the sister patch to #8011, but for aggregation.
@JoshRosen @yhuai
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/andrewor14/spark unsafe-starve-memory-agg
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8038.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 #8038
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commit 27f2e7f74385fa62592aa11fade4d9d237683825
Author: Andrew Or <[email protected]>
Date: 2015-08-07T19:36:08Z
Reserve memory in advance in TungstenAggregate
commit 654965445a2fee8cde8c81c0feb3f63ec59abe64
Author: Andrew Or <[email protected]>
Date: 2015-08-07T20:21:48Z
Actually request the memory in constructor + add tests
commit 995be3d42e7a96964de32676d009d7f4852214cf
Author: Andrew Or <[email protected]>
Date: 2015-08-07T20:22:07Z
Merge branch 'master' of github.com:apache/spark into
unsafe-starve-memory-agg
commit ca1b44c01fd02d02a56a8d25d6a1fd40cbc8343d
Author: Andrew Or <[email protected]>
Date: 2015-08-07T20:43:35Z
Minor: Update comment
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