Hello!

Thanks, that's what I was looking for :)

-- 
Regards,
 Rafał Kuć
 http://solr.pl

> The ngroup option collects per search the number of unique groups
> matching the query. Based on the collected groups it returns the
> count.
> So it depends of the number of groups matching the query.
> To get more in detail: per unique group a ByteRef instance is created
> to represent a group and this put into a ArrayList. I think you can
> use this to roughly calculate the memory used per request.

> Besides this the ngroup relies in most cases on the FieldCache which
> is also takes a decent amount of memory. But just like sorting this is
> cache is
> shared between requests.

> Martijn

> On 11 November 2011 22:34, Rafał Kuć <r....@solr.pl> wrote:
>> Hello!
>>
>> I was wondering if there is a way for calculating the memory
>> consumption of group.ngroups parameter. I know the the answer can be
>> 'that depends', but what I'm actually wondering about is what the
>> memory consumption depends on - number of documents returned by a
>> query or number of groups ? Or maybe by it depends on another factor ?
>>
>>
>>
>> --
>> Regards,
>>  Rafał Kuć
>>
>>







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