[jira] [Created] (FLINK-37384) the execution time of DefaultVertexParallelismAndInputInfosDecider exceeds expectations in specific scenarios

[Lei Yang (Jira)]

Lei Yang created FLINK-37384:
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             Summary: the execution time of 
DefaultVertexParallelismAndInputInfosDecider exceeds expectations in specific 
scenarios
                 Key: FLINK-37384
                 URL: https://issues.apache.org/jira/browse/FLINK-37384
             Project: Flink
          Issue Type: Bug
          Components: Runtime / Coordination
            Reporter: Lei Yang
             Fix For: 2.0.0, 2.1.0, 2.0.1
         Attachments: 
27A64A61-E9C3-453C-B7FA-2272D23CA8D2-503-000000D527913C6E.PNG

When a Flink job contains a rescale edge converted from hash egde, the 
execution time of DefaultVertexParallelismAndInputInfosDecider exceeds 
expectations. This can be reproduced in TPCDS q30 with AQE enabled. 
!27A64A61-E9C3-453C-B7FA-2272D23CA8D2-503-000000D527913C6E.PNG!



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