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From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4730) AM crashes due to OOM while serving up map task completion events
Date Wed, 24 Oct 2012 21:28:13 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4730?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Jason Lowe updated MAPREDUCE-4730:

    Attachment: MAPREDUCE-4730.patch

Added a test case for the EventFetcher that verifies it now immediately asks for events as
long as it received a max response.
> AM crashes due to OOM while serving up map task completion events
> -----------------------------------------------------------------
>                 Key: MAPREDUCE-4730
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4730
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: applicationmaster, mrv2
>    Affects Versions: 0.23.3
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>            Priority: Blocker
>         Attachments: MAPREDUCE-4730.patch, MAPREDUCE-4730.patch, MAPREDUCE-4730.patch
> We're seeing a repeatable OOM crash in the AM for a task with around 30000 maps and 3000
reducers.  Details to follow.

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