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Date: Thu, 7 Jun 2007 01:54:26 -0700 (PDT)
From: "Devaraj Das (JIRA)" <jira@apache.org>
To: hadoop-dev@lucene.apache.org
Subject: [jira] Assigned: (HADOOP-1457) Counters for monitoring task
 assignments
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     [ https://issues.apache.org/jira/browse/HADOOP-1457?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Devaraj Das reassigned HADOOP-1457:
-----------------------------------

    Assignee: Arun C Murthy  (was: Devaraj Das)

> Counters for monitoring task assignments
> ----------------------------------------
>
>                 Key: HADOOP-1457
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1457
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: mapred
>    Affects Versions: 0.12.3
>            Reporter: Devaraj Das
>            Assignee: Arun C Murthy
>            Priority: Minor
>             Fix For: 0.14.0
>
>         Attachments: HADOOP-1457_1_20070604.patch
>
>
> For performance reasons, it would be nice to monitor the task assignments to nodes. This is especially true for maps where we want to maximize data-locality-based assignments. Counters could be introduced for that.

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