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[Perf] Linux/x64: 26 Regressions on 7/16/2025 2:08:05 PM +00:00 #59700

@performanceautofiler

Description

@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.Tests.DictionarySequentialKeys

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
18.58 ns 23.22 ns 1.25 0.12 False
17.38 ns 22.56 ns 1.30 0.17 False
21.99 ns 26.68 ns 1.21 0.11 False
17.55 ns 22.76 ns 1.30 0.11 False
21.57 ns 26.92 ns 1.25 0.11 False
17.59 ns 22.28 ns 1.27 0.18 False
17.35 ns 22.53 ns 1.30 0.11 False
22.90 ns 27.91 ns 1.22 0.09 False
18.47 ns 23.21 ns 1.26 0.10 False
17.40 ns 22.90 ns 1.32 0.21 False
18.52 ns 23.43 ns 1.27 0.15 False
22.89 ns 28.28 ns 1.24 0.13 False

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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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.DictionarySequentialKeys*'

System.Collections.Tests.DictionarySequentialKeys.ContainsValue_17_Int_Int

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_3k_Int_Int

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_17_Int_32ByteRefsValue

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System.Collections.Tests.DictionarySequentialKeys.ContainsValue_3k_Int_Int

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_3k_Int_32ByteRefsValue

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System.Collections.Tests.DictionarySequentialKeys.ContainsKey_3k_Int_32ByteValue

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System.Collections.Tests.DictionarySequentialKeys.ContainsKey_3k_Int_32ByteRefsValue

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_3k_Int_32ByteValue

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_17_Int_Int

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System.Collections.Tests.DictionarySequentialKeys.ContainsKey_17_Int_32ByteRefsValue

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System.Collections.Tests.DictionarySequentialKeys.ContainsKey_17_Int_32ByteValue

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System.Collections.Tests.DictionarySequentialKeys.TryGetValue_17_Int_32ByteValue

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JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.TryGetValueTrue<BigStruct, BigStruct>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
365.94 μs 411.86 μs 1.13 0.16 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueTrue&lt;BigStruct, BigStruct&gt;*'

System.Collections.TryGetValueTrue<BigStruct, BigStruct>.Dictionary(Size: 512)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.TryGetValueFalse<Int32, Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
8.69 μs 11.56 μs 1.33 0.10 False
6.52 μs 9.11 μs 1.40 0.16 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'

System.Collections.TryGetValueFalse<Int32, Int32>.IDictionary(Size: 512)

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Histogram

JIT Disasms

System.Collections.TryGetValueFalse<Int32, Int32>.Dictionary(Size: 512)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Net.Primitives.Tests.CredentialCacheTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
279.11 ns 425.17 ns 1.52 0.12 False
233.61 ns 323.80 ns 1.39 0.14 False
241.83 ns 333.02 ns 1.38 0.11 False
319.05 ns 416.95 ns 1.31 0.14 False
401.87 ns 493.26 ns 1.23 0.09 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Net.Primitives.Tests.CredentialCacheTests*'

System.Net.Primitives.Tests.CredentialCacheTests.GetCredential_HostPort(host: "notfound", hostPortCount: 10)

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System.Net.Primitives.Tests.CredentialCacheTests.ForEach(uriCount: 0, hostPortCount: 0)

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System.Net.Primitives.Tests.CredentialCacheTests.GetCredential_HostPort(host: "notfound", hostPortCount: 0)

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System.Net.Primitives.Tests.CredentialCacheTests.GetCredential_HostPort(host: "name5", hostPortCount: 10)

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JIT Disasms

System.Net.Primitives.Tests.CredentialCacheTests.GetCredential_Uri(uriString: "http://notfound", uriCount: 0)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.TryGetValueTrue<Int32, Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
12.87 μs 15.10 μs 1.17 0.14 False
9.79 μs 12.35 μs 1.26 0.15 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueTrue&lt;Int32, Int32&gt;*'

System.Collections.TryGetValueTrue<Int32, Int32>.IDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.TryGetValueTrue<Int32, Int32>.Dictionary(Size: 512)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.ContainsKeyFalse<Int32, Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
6.25 μs 8.91 μs 1.42 0.16 False
8.74 μs 11.82 μs 1.35 0.09 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;*'

System.Collections.ContainsKeyFalse<Int32, Int32>.Dictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.ContainsKeyFalse<Int32, Int32>.IDictionary(Size: 512)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.TryGetValueFalse<BigStruct, BigStruct>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
224.49 μs 288.89 μs 1.29 0.11 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueFalse&lt;BigStruct, BigStruct&gt;*'

System.Collections.TryGetValueFalse<BigStruct, BigStruct>.Dictionary(Size: 512)

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 ubuntu 22.04
Queue ViperUbuntu
Baseline 6d7ba3656fa078fb17e68b4e31dc9fd9ff9868da
Compare a436284d7f5aae74ab25867c6ded4c9e83ad2ecb
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.ContainsKeyTrue<Int32, Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
10.72 μs 12.41 μs 1.16 0.15 False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;*'

System.Collections.ContainsKeyTrue<Int32, Int32>.Dictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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

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