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https://issues.apache.org/jira/browse/CHUKWA-338?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12730501#action_12730501
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Jerome Boulon commented on CHUKWA-338:
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The ChukwaArchiveKey contains a TimePartition so you may not removed all
duplicates (outside of the 1 hour TimePartition window) and this will also be
true in case of backfilling.
Is that a problem for you?
> 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
> Assignee: 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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