zhichao-li created SPARK-6897:
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Summary: Remove volatile from BlockingGenerator.currentBuffer
Key: SPARK-6897
URL: https://issues.apache.org/jira/browse/SPARK-6897
Project: Spark
Issue Type: Improvement
Components: Streaming
Reporter: zhichao-li
Priority: Trivial
It would introduce extra performance overhead if we double use volatile and
synchronized to guard the same resource(BlockingGenerator.currentBuffer).
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