atris edited a comment on issue #823: LUCENE-8939: Introduce Shared Count Early Termination In Parallel Search URL: https://github.com/apache/lucene-solr/pull/823#issuecomment-525720523 @jimczi Updated the PR with implementation for `TopScoreDocsCollector`. Haven't added the corresponding `CollectorManager` yet though, I presume that can be done separately? Luceneutil numbers on the latest version: TaskQPS baseline StdDevQPS my_modified_version StdDev Pct diff MedSloppyPhrase 498.64 (6.9%) 484.94 (16.3%) -2.7% ( -24% - 21%) HighIntervalsOrdered 303.56 (10.5%) 296.03 (11.8%) -2.5% ( -22% - 22%) BrowseDateTaxoFacets 3366.36 (5.2%) 3328.48 (5.4%) -1.1% ( -11% - 9%) HighSloppyPhrase 500.45 (8.4%) 496.32 (9.1%) -0.8% ( -16% - 18%) IntNRQ 1108.56 (3.3%) 1104.31 (4.6%) -0.4% ( -7% - 7%) Fuzzy1 321.49 (4.8%) 320.92 (4.1%) -0.2% ( -8% - 9%) HighPhrase 571.71 (9.5%) 571.13 (8.8%) -0.1% ( -16% - 20%) Respell 386.71 (8.4%) 386.35 (8.1%) -0.1% ( -15% - 17%) AndHighHigh 807.05 (2.5%) 806.66 (4.2%) -0.0% ( -6% - 6%) HighTermDayOfYearSort 733.99 (4.4%) 733.77 (5.6%) -0.0% ( -9% - 10%) OrHighLow 1158.52 (1.7%) 1159.52 (3.6%) 0.1% ( -5% - 5%) BrowseDayOfYearTaxoFacets 8364.69 (2.9%) 8375.25 (2.8%) 0.1% ( -5% - 5%) BrowseMonthSSDVFacets 1999.10 (2.9%) 2005.14 (3.8%) 0.3% ( -6% - 7%) BrowseMonthTaxoFacets 8403.68 (2.5%) 8430.34 (3.5%) 0.3% ( -5% - 6%) MedTerm 3481.42 (3.0%) 3495.13 (3.0%) 0.4% ( -5% - 6%) MedPhrase 813.12 (4.0%) 816.40 (4.0%) 0.4% ( -7% - 8%) BrowseDayOfYearSSDVFacets 1762.24 (2.9%) 1770.51 (4.5%) 0.5% ( -6% - 8%) OrHighMed 408.00 (3.8%) 409.94 (4.7%) 0.5% ( -7% - 9%) PKLookup 148.60 (3.5%) 149.33 (6.3%) 0.5% ( -9% - 10%) HighTermMonthSort 1869.60 (12.7%) 1879.81 (13.1%) 0.5% ( -22% - 30%) Wildcard 898.93 (3.8%) 903.87 (3.7%) 0.5% ( -6% - 8%) HighTerm 2075.22 (3.2%) 2088.85 (2.9%) 0.7% ( -5% - 6%) LowPhrase 610.73 (4.6%) 617.56 (3.8%) 1.1% ( -6% - 9%) LowSloppyPhrase 825.44 (3.2%) 835.72 (3.3%) 1.2% ( -5% - 7%) LowSpanNear 1388.73 (2.2%) 1409.14 (2.8%) 1.5% ( -3% - 6%) AndHighLow 3047.72 (5.5%) 3096.11 (5.9%) 1.6% ( -9% - 13%) MedSpanNear 750.19 (2.9%) 763.02 (2.0%) 1.7% ( -3% - 6%) LowTerm 3670.47 (3.6%) 3736.25 (4.9%) 1.8% ( -6% - 10%) HighSpanNear 401.49 (5.4%) 408.94 (4.5%) 1.9% ( -7% - 12%) Prefix3 390.52 (9.0%) 397.98 (7.5%) 1.9% ( -13% - 20%) OrHighHigh 319.58 (15.3%) 326.27 (9.9%) 2.1% ( -20% - 32%) AndHighMed 1011.67 (3.5%) 1035.03 (3.8%) 2.3% ( -4% - 9%) Fuzzy2 37.75 (25.1%) 39.47 (24.4%) 4.6% ( -35% - 72%)
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