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From "Ning Li" <ning.li...@gmail.com>
Subject Re: [jira] Created: (LUCENE-854) Create merge policy that doesn't periodically inadvertently optimize
Date Wed, 02 May 2007 13:56:50 GMT
On 3/31/07, Michael McCandless (JIRA) <jira@apache.org> wrote:
> Create merge policy that doesn't periodically inadvertently optimize
> --------------------------------------------------------------------
> So we could make a small change to the policy by only merging the
> first mergeFactor segments once we hit 2X the merge factor.  With
> mergeFactor=10, when we have created the 20th level 0 (just flushed)
> segment, we merge the first 10 into a level 1 segment.  Then on
> creating another 10 level 0 segments, we merge the second set of 10
> level 0 segments into a level 1 segment, etc.

Hi Mike,

When a 20th level 0 segment triggers a 20th level 1 segment which
triggers a 20th level 2 segment... we are still optimizing, aren't we?
Am I missing something here?

Regards,
Ning

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