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From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject Re: Deploying index to multiple webservers
Date Thu, 24 Mar 2005 02:48:24 GMT
Hello Monsur,

Since the index is not being searched while it is being built, I'd use
a higher mergeFactor.

As for deployment, I am not sure about the Windows environment, but you
could try imitating this:

http://mail-archives.eu.apache.org/mod_mbox/lucene-java-user/200503.mbox/%3C42254963.6000901@apache.org%3E

Otis


--- Monsur Hossain <monsur@monsur.com> wrote:
> The setup: Using Lucene.NET in a web environment on Win2k3 servers. 
> One
> process runs every 5 minutes, grabbing new rows from the database,
> and
> adding them to a Lucene index.  Only additions are made to the index,
> no
> deletions.  The mergeFactor is set to 2 to minimize the number of
> segments.
> 
> This index is not searched on, but it is copied to a series of
> webservers,
> where searches are performed.  I'm caching the IndexReader used by
> the
> IndexSearcher; this IndexReader is recreated whenever the index files
> change.  
> 
> My questions:  What's the proper way to deploy this main index to all
> the
> webservers?  Is it safe to just xcopy the index to each individual
> webserver?  If so, is there a good way to delete the old index files?
> 
> Now this is just the setup I've dreamed up; if someone can suggest a
> better
> method, I'm all ears.  I'd like to keep the indexing process
> separated from
> the index deployment process.  And I don't want to interrupt searches
> on the
> web frontend.
> 
> Thanks!
> 
> 
> 
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