You are viewing a plain text version of this content. The canonical link for it is here.

Posted to common-dev@hadoop.apache.org by "Jothi Padmanabhan (JIRA)" <ji...@apache.org> on 2008/11/28 15:09:44 UTC

[jira] Updated: (HADOOP-4714) map tasks timing out during merge phase

     [ https://issues.apache.org/jira/browse/HADOOP-4714?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jothi Padmanabhan updated HADOOP-4714:
--------------------------------------

    Attachment: hadoop-4714.patch

Attaching a patch that uses a single recordCounter per task. This counter is used while merging and is not reset per reducer

> map tasks timing out during merge phase
> ---------------------------------------
>
>                 Key: HADOOP-4714
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4714
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.18.1
>            Reporter: Christian Kunz
>         Attachments: hadoop-4714.patch
>
>
> With compression of transient data turned on some parts of the merge phase seem to not report progress enough.
> We see a lot of task failures during the merge phase, most of them timing out (even with a 20 min timeout)

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.