guowei created SPARK-3292:
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Summary: Shuffle Tasks run indefinitely even though there's no
inputs
Key: SPARK-3292
URL: https://issues.apache.org/jira/browse/SPARK-3292
Project: Spark
Issue Type: Improvement
Components: Streaming
Affects Versions: 1.0.2
Reporter: guowei
such as repartition groupby join and cogroup
it's too expensive , for example if i want outputs save as hadoop file ,then
many emtpy file generate.
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