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From "Kevin A. Burton" <bur...@newsmonster.org>
Subject Re: Lucene Search has poor cpu utilization on a 4-CPU machine
Date Wed, 14 Jul 2004 09:40:00 GMT
Doug Cutting wrote:

> Aviran wrote:
>
>> I changed the Lucene 1.4 final source code and yes this is the source
>> version I changed.
>
>
> Note that this patch won't produce the a speedup on earlier releases, 
> since their was another multi-thread bottleneck higher up the stack 
> that was only recently removed, revealing this lower-level bottleneck.
>
> The other patch was:
>
> http://www.mail-archive.com/lucene-user@jakarta.apache.org/msg07873.html
>
> Both are required to see the speedup.
>
Thanks...

> Also, is there any reason folks cannot use 1.4 final now?

No... just that I'm trying to be conservative... I'm probably going to 
look at just migrating to 1.4 ASAP but we're close to a milestone...

Kevin

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