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[Perf] Windows/x64: massive regressions on 1/17/2024 11:26:01 PM #97399

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[Perf] Windows/x64: massive regressions on 1/17/2024 11:26:01 PM#97399

Description

@performanceautofiler

performanceautofiler
openedon Jan 23, 2024

Run Information

Name Value
Architecture x64
OS Windows 10.0.18362
Queue TigerWindows
Baseline af874399a0de79c9364f3f0e8cebbd0c60e16dfa
Compare 957ab2f239fa1c425079cdb9eeb483380241dedb
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
135.08 μs 149.55 μs 1.11 0.07 False
65.10 μs 69.86 μs 1.07 0.04 False
2.25 ms 2.48 ms 1.11 0.04 False
33.34 ms 36.04 ms 1.08 0.12 False
2.15 ms 2.31 ms 1.07 0.08 False
15.07 ms 18.20 ms 1.21 0.01 True
891.52 μs 947.71 μs 1.06 0.05 False
10.48 ms 13.83 ms 1.32 0.11 False
161.55 μs 171.27 μs 1.06 0.02 False
1.22 ms 1.37 ms 1.12 0.03 False
119.02 μs 130.73 μs 1.10 0.04 False
60.55 μs 68.16 μs 1.13 0.05 False
771.94 μs 867.45 μs 1.12 0.15 False
4.72 ms 5.66 ms 1.20 0.11 False
304.37 μs 336.30 μs 1.10 0.02 False
13.65 ms 15.99 ms 1.17 0.03 True
25.28 ms 30.01 ms 1.19 0.02 True
206.77 μs 224.74 μs 1.09 0.03 False
1.31 ms 1.67 ms 1.28 0.02 True
214.99 μs 233.57 μs 1.09 0.01 False
181.70 μs 202.02 μs 1.11 0.02 False
10.46 ms 12.18 ms 1.16 0.14 False
332.07 μs 368.11 μs 1.11 0.03 True

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Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

Payloads

Baseline
Compare

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-q][^u-z]{13}x", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{L}", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Lu}", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\s[a-zA-Z]{0,12}ing\s", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)the", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sher[a-z]+|Hol[a-z]+", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the\s+\w+", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "The", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-q][^u-z]{13}x", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-zA-Z]+ing", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?s).*", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sher[a-z]+|Hol[a-z]+", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson", Options: NonBacktracking)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes\s+\w+", Options: None)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes.{0,25}Watson|Watson.{0,25}Holmes", Options: None)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Name Value
Architecture x64
OS Windows 10.0.18362
Queue TigerWindows
Baseline af874399a0de79c9364f3f0e8cebbd0c60e16dfa
Compare 957ab2f239fa1c425079cdb9eeb483380241dedb
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Numerics.Tests.Perf_BigInteger

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.91 ns 6.03 ns 1.54 0.04 True
4.52 ns 6.48 ns 1.43 0.04 False
10.90 ns 14.18 ns 1.30 0.06 True
3.90 ns 6.07 ns 1.56 0.04 True
4.22 ns 6.94 ns 1.64 0.09 False
7.05 ns 9.19 ns 1.30 0.01 True
7.33 ns 8.51 ns 1.16 0.05 False

graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_BigInteger*'

Payloads

Baseline
Compare

System.Numerics.Tests.Perf_BigInteger.Equals(arguments: 259 bytes, DiffFirstByte)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Equals(arguments: 67 bytes, DiffMiddleByte)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Ctor_ByteArray(numberString: -2147483648)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Equals(arguments: 67 bytes, DiffFirstByte)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Equals(arguments: 67 bytes, Same)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Ctor_ByteArray(numberString: 123)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_BigInteger.Equals(arguments: 259 bytes, DiffMiddleByte)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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    arch-x64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIos-windowsruntime-coreclrspecific to the CoreCLR runtime

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