Ted Yu created SPARK-7450:
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Summary: Use UNSAFE.getLong() to speed up BitSetMethods#anySet()
Key: SPARK-7450
URL: https://issues.apache.org/jira/browse/SPARK-7450
Project: Spark
Issue Type: Improvement
Reporter: Ted Yu
Currently BitSetMethods#anySet() traverses BitSet in bytes.
We can use UNSAFE.getLong() for speed up.
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