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From Michael McCandless <>
Subject Re: Lucene warm up
Date Fri, 15 Apr 2016 09:30:08 GMT
There is also SimpleMergedSegmentWarmer, which you can set on
IndexWriterConfig when you create IndexWriter so that it pre-warms
newly merged segments before making them visible to the next
near-real-time reader.

Mike McCandless

On Fri, Apr 15, 2016 at 3:04 AM, Yonghui Zhao <> wrote:
> As we know when a new IndexReader is create, search performance is very bad.
> So we should warm up the reader before serving real traffic.
> A simple way is to send some mocked queries.
> Is there any elegant or built-in method?
> Thanks

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