Shixiong Zhu created SPARK-13245:
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Summary: ShuffleBlockFetcherIterator should not use shuffleMetrics
in multiple threads
Key: SPARK-13245
URL: https://issues.apache.org/jira/browse/SPARK-13245
Project: Spark
Issue Type: Bug
Components: Spark Core
Reporter: Shixiong Zhu
In ShuffleBlockFetcherIterator, shuffleMetrics is called in
BlockFetchingListener.onBlockFetchSuccess which will be called in multiple
threads, but shuffleMetrics is not thread safe.
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