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From Doug Cutting <>
Subject Re: Lucene Art
Date Fri, 12 Dec 2003 21:47:41 GMT
Your setup sounds good to me.

Scott Smith wrote:
> I'm not having a problem.  The question is whether I picked a reasonable set
> of parameters for what I'm doing.
> I have an application which receives messages.  Each message averages around
> 4k bytes and I get, on average, 0-10 every minute.  So my application simply
> wakes up once each minute, opens an IndexWriter, creates Docs for each
> message, adds them to the index, and then closes the index writer.  Once per
> day I optimize the index.  The access to the index is via webpages (so
> multiple simultaneous accesses can occur and I don't want too much latency
> between a message arriving and it's availability in the index).  Based on
> posts I saw in the user archives, I set the mergeFactor to 10 (which I think
> is the default anyway).  I probably get 10-20 MB's per day and I'll want to
> index 60 day's of messages (so 600MB to 1.2GB of messages).
> Does this sound like a reasonable approach?  Any parameters I should change?
> Any others I should be setting?  So far it is working fine, but I haven't
> had enough messages to see how things perform when the index gets large and
> I am new to using Lucene.  Wondered what people with more experience with
> Lucene thought.  I'm using 1.3RC3 if it matters.
> Scott 
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