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Posted to commits@hudi.apache.org by "Alexey Kudinkin (Jira)" <ji...@apache.org> on 2023/01/21 02:45:00 UTC

[jira] [Updated] (HUDI-5363) Remove default parallelism values for all ops

     [ https://issues.apache.org/jira/browse/HUDI-5363?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alexey Kudinkin updated HUDI-5363:
----------------------------------
    Story Points: 2

> Remove default parallelism values for all ops
> ---------------------------------------------
>
>                 Key: HUDI-5363
>                 URL: https://issues.apache.org/jira/browse/HUDI-5363
>             Project: Apache Hudi
>          Issue Type: Bug
>          Components: writer-core
>    Affects Versions: 0.12.1
>            Reporter: Alexey Kudinkin
>            Assignee: Alexey Kudinkin
>            Priority: Blocker
>             Fix For: 0.13.0
>
>
> Currently, we always override the parallelism of the incoming datasets:
>  # If user specified shuffle parallelism explicitly, we'd use it to override the original one
>  # If user did NOT specify shuffle parallelism, we'd use default value of 200
> Second case is problematic: we're blindly overriding "natural" parallelism of the data (determined based on the source of the data) and replace it with static unrelated value.
> Instead, we should only be overriding the parallelism in following cases:
>  # User provided an overriding value explicitly



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