Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/14153
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GitHub user srowen opened a pull request:
https://github.com/apache/spark/pull/14153
[SPARK-16440] [MLLIB] Undeleted broadcast variables in Word2Vec causing OoM
for long runs
## What changes were proposed in this pull request?
Unpersist broadcasted vars in Word2Vec.fit for
