Hi David,

Thanks for your reply. 
1. I will try having warm up queries after index is created, that will solve
to some extent.
2. The biggest problem is server would be idle for long time.

I am using spring in my project and the searcher,reader are singleton
objects managed by spring.

I don't use any servlet, but i use AXIS to expose as webservice.

Please suggest me any other thoughts...

Thanks
Ravi


David Causse-2 wrote:
> 
> Hi,
> 
> Searcher and IndexReader use an internal cache, when your searcher is 
> created the first query is slow cause lucene fills its cache.
> We re-use whenever possible searchers and readers instances.
> I've heard on this list that it's also a solution to launch warmup 
> queries just after reader/searcher instanciation and not wait for an end 
> user query.
> When your server is idle for long maybe your servlet instance are 
> serialized to disk and you store your searcher insible a member variable 
> of it? I guess you have to find another way to store your searcher, a 
> singleton or something like that.
> 
> David.
> 
> thiruvee a écrit :
>> Hi 
>>
>> I am using Lucene 2.4 in our project.
>> I am using FSdirectory to store the index.
>> when ever index is updated the first search is very slow.
>> I am using the combination of CustomScoreQuery and DisjunctionMaxQuery
>> for
>> searching.
>> This slowness I observed even when the server (tomcat/websphere) is idle
>> for
>> quite a long time.
>>
>> I tried to using RAMDirectory instead of FSDirectory, the response time
>> was
>> improved, but still the difference the between first search and
>> subsequent
>> search is there.
>>
>> Any help regarding this would be highly appreciated.
>>
>> Thanks
>> Ravi
>>   
> 
> 
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