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From Jamie <>
Subject Re: search performance
Date Tue, 03 Jun 2014 06:17:35 GMT

Thanks for the comment.

Unfortunately, in this instance, it is a live production system, so we 
cannot conduct experiments. The number is definitely accurate.

We have many different systems with a similar load that observe the same 
performance issue. To my knowledge, the Lucene integration code is 
fairly well optimized.

I've requested access to the indexes so that we can perform further testing.



On 2014/06/03, 8:09 AM, Toke Eskildsen wrote:
> On Mon, 2014-06-02 at 08:51 +0200, Jamie wrote:
> [200GB, 150M documents]
>> With NRT enabled, search speed is roughly 5 minutes on average.
>> The server resources are:
>> 2x6 Core Intel CPU, 128GB, 2 SSD for index and RAID 0, with Linux.
> 5 minutes is extremely long. Is that really the right number? I do not
> see a hardware upgrade changing that with the fine machine you're using.
> What is your search speed if you disable continuous updates?
> When you restart the searcher, how long does the first search take?
> - Toke Eskildsen, State and University Library, Denmark
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