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https://issues.apache.org/jira/browse/NUTCH-1347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Julien Nioche resolved NUTCH-1347.
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Resolution: Not A Problem
> fetcher politeness related to map-reduce
> ----------------------------------------
>
> Key: NUTCH-1347
> URL: https://issues.apache.org/jira/browse/NUTCH-1347
> Project: Nutch
> Issue Type: Improvement
> Components: fetcher
> Affects Versions: 1.4
> Reporter: behnam nikbakht
> Labels: fetch
>
> when Nutch is running on Hadoop , based on map-reduce concept, each map task
> do some thing on it's owned data, so, each fetcher map-task work with it's
> Queues and do not know any thing about other Queus. so, enforce delay between
> successive requests and maximum concurrent requests policies on it's Queues.
> but with a simple test we found that it's not good piliteness mechanism when
> we have multiple map tasks.
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