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Posted to issues@flink.apache.org by "Dawid Wysakowicz (Jira)" <ji...@apache.org> on 2021/06/23 07:50:00 UTC

[jira] [Updated] (FLINK-23021) Check for illegal modifications of JobGraph with finished operators

     [ https://issues.apache.org/jira/browse/FLINK-23021?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dawid Wysakowicz updated FLINK-23021:
-------------------------------------
    Summary: Check for illegal modifications of JobGraph with finished operators  (was: Check if the restarted job topology is consistent on restart)

> Check for illegal modifications of JobGraph with finished operators
> -------------------------------------------------------------------
>
>                 Key: FLINK-23021
>                 URL: https://issues.apache.org/jira/browse/FLINK-23021
>             Project: Flink
>          Issue Type: Sub-task
>            Reporter: Yun Gao
>            Priority: Major
>
> Users might modify the job topology before restart for external checkpoint and savepoint. To overcome this issue, we would need to check if a fully finished operator have been added after a non-fully-finished operator. If so, we would throw exception to disallow this situation or re-mark the fully finished operator as alive. 



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