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From "Jothi Padmanabhan (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3638) Cache the iFile index files in memory to reduce seeks during map output serving
Date Fri, 19 Sep 2008 06:56:44 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3638?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jothi Padmanabhan updated HADOOP-3638:
--------------------------------------

    Status: Patch Available  (was: Open)

> Cache the iFile index files in memory to reduce seeks during map output serving
> -------------------------------------------------------------------------------
>
>                 Key: HADOOP-3638
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3638
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: mapred
>            Reporter: Devaraj Das
>            Assignee: Jothi Padmanabhan
>             Fix For: 0.19.0
>
>         Attachments: hadoop-3638-v1.patch, hadoop-3638-v2.patch, hadoop-3638-v3.patch,
hadoop-3638-v4.patch, hadoop-3638-v5.patch, hadoop-3638-v6.patch
>
>
> The iFile index files can be cached in memory to reduce seeks during map output serving.

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