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From Mikhail Khludnev <>
Subject Re: PostingsFormat block size
Date Tue, 27 Jan 2015 13:00:46 GMT
Hello Trym,

Can you clarify, which blockSize do you mean? And the second q, just to
avoid unnecessary explanation, do you know what's Pulsing?

On Tue, Jan 27, 2015 at 2:28 PM, Trym Møller <> wrote:

> Hi
> I have successfully create a really cool Lucene41x8PostingsFormat class (a
> copy of the Lucene41PostingsFormat class modified to use 8 times the
> default block size), registered the format as required. In the schema.xml I
> have created a field type string with this postingsformat and lastly I'm
> using this field type for my id field. This all works great and as a
> consequence the .tip files of the Lucene index (segments) are considerably
> smaller and the same goes for the Solr JVM Memory usage (which was the end
> goal).
> Now I need to find the consequences (besides the disk and memory usage) of
> this change to the id-field. I would expect that id-searches are slower.
> But when will Solr/Lucene do id-searches? I have myself no user scenarios
> where my documents are searched by the id value.
> Thanks for any comments.
> Best regards Trym

Sincerely yours
Mikhail Khludnev
Principal Engineer,
Grid Dynamics


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