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From Robert Muir <rcm...@gmail.com>
Subject Re: SortingAtomicReader alternate to Tim-Sort...
Date Thu, 23 Apr 2015 05:04:40 GMT
On Tue, Apr 21, 2015 at 4:00 AM, Ravikumar Govindarajan
<ravikumar.govindarajan@gmail.com> wrote:

> b) CompressingStoredFieldsReader did not store the last decoded 32KB chunk.
> Our segments are already sorted before participating in a merge. On mostly
> linear merge, we ended up decoding the same chunk again and again. Simply
> storing the last chunk resulted in good speed-ups for us...

See also https://issues.apache.org/jira/browse/LUCENE-6131 where this
is solved for 5.0.

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