GitHub user breakdawn opened a pull request:
https://github.com/apache/spark/pull/11735
[SPARK-13281][CORE] Switch broadcast of RDD to exception from warning
## What changes were proposed in this pull request?
In SparkContext, throw Illegalargumentexception when trying to broadcast
rdd directly, instead of logging the warning.
## How was this patch tested?
mvn clean install
try sc.broadcast(sc.parallelize(1 to 10)), the exception will be thrown
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/breakdawn/spark master
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/11735.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 #11735
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