[jira] [Commented] (FLINK-31706) The default source parallelism should be the same as execution's default parallelism under adaptive batch scheduler

["Yun Tang (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-31706?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17707926#comment-17707926 ] 

Yun Tang commented on FLINK-31706:
----------------------------------

cc [~zhuzh]

> The default source parallelism should be the same as execution's default parallelism under adaptive batch scheduler
> -------------------------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-31706
>                 URL: https://issues.apache.org/jira/browse/FLINK-31706
>             Project: Flink
>          Issue Type: Improvement
>          Components: Runtime / Coordination
>            Reporter: Yun Tang
>            Priority: Major
>             Fix For: 1.18.0
>
>
> Currently, the sources need to set {{execution.batch.adaptive.auto-parallelism.default-source-parallelism }} in the adaptive batch scheduler mode, otherwise, the source parallelism is only 1 by default. A better solution might be set as the default execution parallelism if no user configured. 



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