liuzhaokun created SPARK-21632:
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Summary: There is no need to make attempts for createDirectory if
the dir had existed
Key: SPARK-21632
URL: https://issues.apache.org/jira/browse/SPARK-21632
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 2.1.1
Reporter: liuzhaokun
Priority: Minor
There is no need to make attempts for createDirectory if the dir had existed.So
I think we should log it,and Jump out of the loop.
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