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Posted to yarn-issues@hadoop.apache.org by "Jian He (JIRA)" <ji...@apache.org> on 2014/11/11 23:58:34 UTC
[jira] [Updated] (YARN-2853) Killing app may hang while AM is
unregistering
[ https://issues.apache.org/jira/browse/YARN-2853?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jian He updated YARN-2853:
--------------------------
Attachment: YARN-2853.1.patch
Uploaded a patch to handle the possible attempt_unregistered, attempt_failed, attempt_finished state at app_killing state.
> Killing app may hang while AM is unregistering
> ----------------------------------------------
>
> Key: YARN-2853
> URL: https://issues.apache.org/jira/browse/YARN-2853
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Jian He
> Assignee: Jian He
> Attachments: YARN-2853.1.patch
>
>
> When killing an app, app first moves to KILLING state, If RMAppAttempt receives the attempt_unregister event before attempt_kill event, it'll ignore the later attempt_kill event. Hence, RMApp won't be able to move to KILLED state and stays at KILLING state forever.
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