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From AlexElba <ramal...@yahoo.com>
Subject Re: TopDocCollector vs Hits: TopDocCollector slowing....
Date Thu, 19 Feb 2009 01:56:58 GMT



Grant Ingersoll-6 wrote:
> 
> I presume they are both now slower, right?  Otherwise you wouldn't  
> mind the speedup on the bigger one.  Hits did caching and prefetched  
> things, which has it's tradeoffs.  Can you describe how you were  
> measuring the queries?  How many results were you getting?
> 
> 
> 
> -Grant
> 
> On Feb 3, 2009, at 8:37 PM, AlexElba wrote:
> 
>>
>> Hello,
>>
>> I was using lucene 2.3.2 with hits and switch to lucene 2.4.0 and  
>> now I am
>> using TopDocCollector.
>>
>> I have two queries which are running against the same index.
>> One query is returning 80bytes information other one is returning  
>> 2000bytes
>>
>> With old Hits the query which was returning smaller data was faster  
>> which
>> has bigger data was slower.
>> After I change to TopDocCollector both big and small once returning  
>> same
>> time.
>>
>> Searcher is exactly the same and queries are the same only  
>> difference is in
>> one place I was using Hits in other TopDocCollector
>>
>> Who has any idea why, and how can I fix this?
>> -- 
>> View this message in context:
>> http://www.nabble.com/TopDocCollector-vs-Hits%3A-TopDocCollector-slowing....-tp21822877p21822877.html
>> Sent from the Lucene - Java Users mailing list archive at Nabble.com.
>>
>>
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> 
> --------------------------
> Grant Ingersoll
> http://www.lucidimagination.com/
> 
> Lucene Helpful Hints:
> http://wiki.apache.org/lucene-java/BasicsOfPerformance
> http://wiki.apache.org/lucene-java/LuceneFAQ
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
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> 
> 
> 


I fix the problem. The problem was there queue and pushing and poping they
had. After some optimization of the TopDocCollector it got much faster
-- 
View this message in context: http://www.nabble.com/TopDocCollector-vs-Hits%3A-TopDocCollector-slowing....-tp21822877p22092548.html
Sent from the Lucene - Java Users mailing list archive at Nabble.com.


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