[jira] [Commented] (LUCENE-4327) Use BooleanScorer1 for filter-down-low queries

Fri, 24 Aug 2012 10:26:01 -0700

This results in enormous performance improvements on 10M Wiki index:

                Task    QPS base StdDev baseQPS bs1filterStdDev bs1filter      Pct diff
            PKLookup      215.57        1.61      207.44        4.92   -6% -    0%
           OrHighLow       24.23        2.26       38.61        2.37   36% -   86%
           OrHighMed       13.22        1.17       21.16        1.24   38% -   85%
          OrHighHigh        4.49        0.40        7.50        0.40   45% -   93%



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