Genmao Yu created SPARK-18379:
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Summary: Make the parallelism of parallelPartitionDiscovery
configurable.
Key: SPARK-18379
URL: https://issues.apache.org/jira/browse/SPARK-18379
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 2.0.1
Reporter: Genmao Yu
Priority: Minor
The largest parallelism in PartitioningAwareFileIndex
#listLeafFilesInParallel() is 10000 in hard code. We may need to make this
number configurable. And in PR, I reduce it to 100.
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