atris commented on issue #823: LUCENE-8939: Introduce Shared Count Early Termination In Parallel Search URL: https://github.com/apache/lucene-solr/pull/823#issuecomment-525287168 @jimczi Thanks for reviewing the PR. I will follow up with a JIRA and a PR for `TopScoreDocCollector` that does the same as this one. I ran Luceneutil a bunch of times and took an average of performances, the numbers look like: TaskQPS baseline StdDevQPS my_modified_version StdDev Pct diff BrowseDateTaxoFacets 3445.32 (5.0%) 3293.96 (5.5%) -4.4% ( -14% - 6%) Prefix3 218.41 (23.7%) 212.36 (17.4%) -2.8% ( -35% - 50%) Respell 287.17 (7.8%) 280.86 (8.6%) -2.2% ( -17% - 15%) MedTerm 3415.85 (4.4%) 3349.44 (3.6%) -1.9% ( -9% - 6%) Wildcard 236.80 (12.5%) 232.30 (12.4%) -1.9% ( -23% - 26%) AndHighHigh 498.85 (10.9%) 489.48 (10.1%) -1.9% ( -20% - 21%) HighTermDayOfYearSort 600.10 (3.7%) 588.84 (2.2%) -1.9% ( -7% - 4%) OrHighMed 590.54 (2.9%) 581.16 (4.3%) -1.6% ( -8% - 5%) LowTerm 3943.78 (2.8%) 3882.24 (3.4%) -1.6% ( -7% - 4%) LowSloppyPhrase 1689.48 (2.5%) 1669.56 (2.2%) -1.2% ( -5% - 3%) BrowseDayOfYearTaxoFacets 8421.12 (1.7%) 8334.95 (2.5%) -1.0% ( -5% - 3%) PKLookup 146.25 (4.7%) 144.86 (5.4%) -0.9% ( -10% - 9%) OrHighLow 1043.32 (2.1%) 1033.71 (2.7%) -0.9% ( -5% - 3%) IntNRQ 1419.85 (2.2%) 1407.79 (1.7%) -0.8% ( -4% - 3%) AndHighLow 2100.43 (2.7%) 2083.03 (2.9%) -0.8% ( -6% - 4%) HighSpanNear 258.87 (18.4%) 256.75 (22.3%) -0.8% ( -35% - 48%) AndHighMed 936.63 (2.5%) 929.39 (2.0%) -0.8% ( -5% - 3%) HighTermMonthSort 1668.46 (2.2%) 1656.43 (3.0%) -0.7% ( -5% - 4%) MedSpanNear 1157.98 (2.5%) 1150.21 (2.5%) -0.7% ( -5% - 4%) MedPhrase 515.46 (6.3%) 512.41 (6.0%) -0.6% ( -12% - 12%) LowPhrase 761.37 (2.4%) 757.55 (2.1%) -0.5% ( -4% - 4%) BrowseDayOfYearSSDVFacets 1802.01 (2.7%) 1794.09 (1.8%) -0.4% ( -4% - 4%) LowSpanNear 1460.48 (3.2%) 1454.29 (3.2%) -0.4% ( -6% - 6%) BrowseMonthTaxoFacets 8490.66 (1.8%) 8459.18 (2.2%) -0.4% ( -4% - 3%) MedSloppyPhrase 672.44 (9.3%) 670.70 (4.8%) -0.3% ( -13% - 15%) HighTerm 1356.56 (2.5%) 1354.39 (2.0%) -0.2% ( -4% - 4%) OrHighHigh 580.03 (11.5%) 579.81 (11.0%) -0.0% ( -20% - 25%) Fuzzy1 268.95 (6.4%) 269.28 (5.8%) 0.1% ( -11% - 13%) BrowseMonthSSDVFacets 2025.43 (1.7%) 2029.44 (2.5%) 0.2% ( -3% - 4%) HighPhrase 466.42 (14.7%) 469.01 (13.4%) 0.6% ( -23% - 33%) HighIntervalsOrdered 389.06 (13.4%) 391.67 (13.8%) 0.7% ( -23% - 32%) HighSloppyPhrase 771.58 (11.8%) 777.44 (8.9%) 0.8% ( -17% - 24%) Fuzzy2 88.96 (18.0%) 90.19 (12.7%) 1.4% ( -24% - 39%)
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