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Posted to mapreduce-issues@hadoop.apache.org by "Mahadev konar (Updated) (JIRA)" <ji...@apache.org> on 2012/01/20 18:12:42 UTC

[jira] [Updated] (MAPREDUCE-3704) Yarn client goes into tight loop upon connection failure

     [ https://issues.apache.org/jira/browse/MAPREDUCE-3704?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mahadev konar updated MAPREDUCE-3704:
-------------------------------------

         Component/s: mrv2
    Target Version/s: 0.23.0, 0.24.0  (was: 0.24.0, 0.23.0)
    
> Yarn client goes into tight loop upon connection failure
> --------------------------------------------------------
>
>                 Key: MAPREDUCE-3704
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3704
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: client, mrv2
>    Affects Versions: 0.23.0, 0.24.0
>            Reporter: Daryn Sharp
>
> If the client fails to connect to the AM or HS, it will go into a tight loop retrying the connection.  The log rapidly grows with multiple log lines per attempt.  Based one of the logs, the client was pounding on the AM ~1000/sec.

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