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  1. Lucene - Core
  2. LUCENE-6548

Optimize BlockTree's Terms.intersect a bit for "very finite" automata

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 5.3, 6.0
    • Component/s: None
    • Labels:
      None
    • Lucene Fields:
      New

      Description

      I've been digging into why BlockTree's Terms.intersect impl is slower for a "very finite" union-of-terms test over random IDs (LUCENE-3893) and I found a few performance improvements that at least for that one use case gets a ~11% speedup.

        Attachments

        1. LUCENE-6548.patch
          54 kB
          Michael McCandless
        2. LUCENE-6548.patch
          28 kB
          Michael McCandless
        3. LUCENE-6548.patch
          28 kB
          Michael McCandless

          Activity

            People

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

              • Created:
                Updated:
                Resolved: