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From "Ari Rabkin (JIRA)" <j...@apache.org>
Subject [jira] Updated: (CHUKWA-338) duplicate suppression in archiver
Date Fri, 10 Jul 2009 22:35:14 GMT

     [ https://issues.apache.org/jira/browse/CHUKWA-338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ari Rabkin updated CHUKWA-338:
------------------------------

    Fix Version/s: 0.3.0
           Status: Patch Available  (was: Open)

Suppresses duplicates, but doesn't merge overlapped chunks.

> duplicate suppression in archiver
> ---------------------------------
>
>                 Key: CHUKWA-338
>                 URL: https://issues.apache.org/jira/browse/CHUKWA-338
>             Project: Hadoop Chukwa
>          Issue Type: New Feature
>          Components: Data Processors
>            Reporter: Ari Rabkin
>             Fix For: 0.3.0
>
>         Attachments: archiveDupSuppress.patch
>
>
> Right now, Archiver uses an identity reducer.
> It should be straightforward to write a custom reducer that does duplicate detection
and suppression if we get multiple chunks with the same key.

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