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Use Thread.GetCurrentProcessorId as Counter bucket index - #820

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Use Thread.GetCurrentProcessorId as Counter bucket index#820
bitfaster wants to merge 2 commits into
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users/alexpeck/procid

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@bitfaster bitfaster commented Aug 26, 2026 •
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BenchmarkDotNet v0.15.8, Windows 11 (10.0.26200.9106/25H2/2025Update/HudsonValley2)
Intel Xeon W-2133 CPU 3.60GHz, 1 CPU, 12 logical and 6 physical cores
.NET SDK 10.0.400
  [Host] : .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v4
  net9.0 : .NET 9.0.19 (9.0.19, 9.0.1926.36724), X64 RyuJIT x86-64-v4

Job=net9.0  Runtime=.NET 9.0
Method Mean Error StdDev
ThreadIdSerial 19.973 ms 0.0555 ms 0.0492 ms
ThreadIdParallel 2.190 ms 0.0231 ms 0.0205 ms
ProcIdSerial 19.986 ms 0.0655 ms 0.0612 ms
ProcIdParallel 4.786 ms 0.0789 ms 0.0699 ms

Via benchmark from PR #819

@bitfaster bitfaster changed the title Use proc id as thread probe Use proc id as counter bucket index Aug 26, 2026
@bitfaster bitfaster changed the title Use proc id as counter bucket index Use Thread.GetCurrentProcessorId as Counter bucket index Aug 26, 2026
@coveralls

coveralls commented Aug 26, 2026

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Coverage Status

coverage: 99.212%. remained the same — users/alexpeck/procid into main

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