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  1. Lucene - Core
  2. LUCENE-3210

TieredMergePolicy should expose control over how aggressively segments with deletions are targeted

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.3, 4.0-ALPHA
    • Component/s: core/index
    • Labels:
      None
    • Lucene Fields:
      New

      Description

      TMP today always does a linear pro-rating of a merge's score according to what pctg of the documents are deleted; I'd like to 1) put a power factor in (score is multiplicative), and 2) default it to stronger favoring of merging away deletions.

        Attachments

        1. LUCENE-3210.patch
          2 kB
          Michael McCandless

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            People

            • Assignee:
              mikemccand Michael McCandless
              Reporter:
              mikemccand Michael McCandless
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              Dates

              • Created:
                Updated:
                Resolved: