Attila Zsolt Piros created SPARK-27651:
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Summary: Avoid the network when block manager fetches shuffle
blocks from the same host
Key: SPARK-27651
URL: https://issues.apache.org/jira/browse/SPARK-27651
Project: Spark
Issue Type: Improvement
Components: Block Manager
Affects Versions: 3.0.0
Reporter: Attila Zsolt Piros
When a shuffle block (content) is fetched the network is always used even when
it is fetched from an executor (or the external shuffle service) running on the
same host.
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