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From Cedric Houis <cho...@eurocortex.fr>
Subject Re: Very bad performance
Date Fri, 07 Nov 2008 16:18:40 GMT

Hello Ryantxu.

I've check the cache state, it seems that the cache is well used :
cumulative_evictions : 0 

Thanks for your help,

Regards,

 C├ędric


ryantxu wrote:
> 
>>
>> Data :
>>
>> 367380 documents
>>
>> nGeographicLocations : 39298 distincts values
>> nPersonNames : 325142 distincts values
>> nOrganizationNames : 130681 distincts values
>> nCategories : 929 distincts values
>> nSimpleConcepts : 110198 distincts values
>> nComplexConcepts : 1508141 distincts values
>> Each of those fields has a maximum of 7 values per document.
>>
>> Query :
>>
>> http://olympe:1006/solr/select
>> ?sort=publishdate+asc
>> &facet=true
>> &facet.field=nPersonNames
>> &facet.field=nOrganizationNames
>> &facet.field=nGeographicLocations
>> &facet.field=nCategories
> 
> 
> If you are faceting on fields with 300K distinct fields, you will need  
> to make sure the field cache is set big enough...
> 
> A good strategy is to look at the admin stats page:
> http://localhost:8983/solr/admin/stats.jsp#cache
> 
> run your query once and check the cache stats.
> Then run the same query again... make sure the cache has not been  
> evicted.
> 
> ryan
> 
> 
> 
> 

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