[jira] [Created] (FLINK-10038) Parallel the creation of InputSplit if necessary

[Shang Yuanchun (Jira)]

陈梓立 created FLINK-10038:
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             Summary: Parallel the creation of InputSplit if necessary
                 Key: FLINK-10038
                 URL: https://issues.apache.org/jira/browse/FLINK-10038
             Project: Flink
          Issue Type: Improvement
    Affects Versions: 1.5.0
            Reporter: 陈梓立


As a continue to the discussion in the PR about parallelize the creation of ExecutionJobVertex [here|https://github.com/apache/flink/pull/6353].

[~StephanEwen] suggested that we could parallelize the creation of InputSplit, from which we gain performance improvements.



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