hadoop-yarn-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-5809) AsyncDispatcher possibly invokes multiple shutdown thread when handling exception
Date Mon, 31 Oct 2016 21:33:58 GMT

     [ https://issues.apache.org/jira/browse/YARN-5809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jian He updated YARN-5809:
--------------------------
    Attachment: YARN-5809.1.patch

> AsyncDispatcher possibly invokes multiple shutdown thread when handling exception
> ---------------------------------------------------------------------------------
>
>                 Key: YARN-5809
>                 URL: https://issues.apache.org/jira/browse/YARN-5809
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Jian He
>            Assignee: Jian He
>         Attachments: YARN-5809.1.patch
>
>
> below code when handling exceptions: it is possible to launch multiple shutdown threads
if there are events left in the queue that caused to throw exceptions. 
> {code}
>     } catch (Throwable t) {
>       //TODO Maybe log the state of the queue
>       LOG.fatal("Error in dispatcher thread", t);
>       // If serviceStop is called, we should exit this thread gracefully.
>       if (exitOnDispatchException
>           && (ShutdownHookManager.get().isShutdownInProgress()) == false
>           && stopped == false) {
>         Thread shutDownThread = new Thread(createShutDownThread());
>         shutDownThread.setName("AsyncDispatcher ShutDown handler");
>         shutDownThread.start();
>       }
>     }
> {code}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: yarn-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: yarn-issues-help@hadoop.apache.org


Mime
View raw message