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From Ian Lea <>
Subject Re: Lucene performance: is search time linear to the index size?
Date Wed, 17 Jun 2009 15:57:16 GMT
It depends on lots of things, but the time to execute a search would not
typically grow linearly with the number of documents.  But the time to
retrieve data from all the hits might, if the number of hits is growing in
line with the number of documents.  Are you doing that by any chance, as
opposed to getting data for the top n hits, regardless of the number of


On Wed, Jun 17, 2009 at 4:47 PM, Teruhiko Kurosaka <>wrote:

> I am seeing my Lucene application's search time grows pretty much linearly
> to the number of Documents.
> Is this how Lucene is supposed to work, or does it depend on the nature of
> query?
> I am not using FuzzyQuery that was the subject of the recent discussion by
> the way.
> -Kuro
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