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Posted to yarn-dev@hadoop.apache.org by "Íñigo Goiri (Jira)" <ji...@apache.org> on 2023/07/12 01:48:00 UTC

[jira] [Resolved] (YARN-11509) The FederationInterceptor#launchUAM Added retry logic.

     [ https://issues.apache.org/jira/browse/YARN-11509?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Íñigo Goiri resolved YARN-11509.
--------------------------------
    Fix Version/s: 3.4.0
     Hadoop Flags: Reviewed
       Resolution: Fixed

> The FederationInterceptor#launchUAM Added retry logic.
> ------------------------------------------------------
>
>                 Key: YARN-11509
>                 URL: https://issues.apache.org/jira/browse/YARN-11509
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: amrmproxy
>    Affects Versions: 3.4.0
>            Reporter: Shilun Fan
>            Assignee: Shilun Fan
>            Priority: Minor
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>
> There is a "todo" in the FederationInterceptor#registerAndAllocateWithNewSubClusters method. According to the "todo" description, the request needs to be retried to other subclusters, but changing the parameter requests  in registerAndAllocateWithNewSubClusters is not a good operation. It is better to add retry logic here. 
> We don't need to worry about losing requests because when the request cannot be satisfied, the AM of the task will continue to apply, and these requests will be properly transferred to other clusters for execution.



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