[Perf] Linux/x64: 4 Regressions on 5/20/2026 8:46:42 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [4b8d34a123240deb5a049c808dd2a5590027d0d0](https://github.com/dotnet/sdk/commit/4b8d34a123240deb5a049c808dd2a5590027d0d0)
Compare | [c5d1f734662eb718e7431a4e679a29e47c380f04](https://github.com/dotnet/sdk/commit/c5d1f734662eb718e7431a4e679a29e47c380f04)
Diff | [Diff](https://github.com/dotnet/sdk/compare/4b8d34a123240deb5a049c808dd2a5590027d0d0...c5d1f734662eb718e7431a4e679a29e47c380f04)
Configs | CompilationMode:tiered, RunKind:bepuphysics

### Regressions in DemoBenchmarks.TwoBodyConstraintBenchmarks

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [SwivelHinge - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 115.10 μs | 173.60 μs | 1.51 | 0.00 | True | | |
|

• [AngularServo - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 43.54 μs | 57.71 μs | 1.33 | 0.00 | True | | |

![graph]()
![graph]()
[Test Report]()

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'DemoBenchmarks.TwoBodyConstraintBenchmarks*'
```

### DemoBenchmarks.TwoBodyConstraintBenchmarks.SwivelHinge

#### ETL Files

#### Histogram

#### JIT Disasms

### DemoBenchmarks.TwoBodyConstraintBenchmarks.AngularServo

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

---

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [4b8d34a123240deb5a049c808dd2a5590027d0d0](https://github.com/dotnet/sdk/commit/4b8d34a123240deb5a049c808dd2a5590027d0d0)
Compare | [c5d1f734662eb718e7431a4e679a29e47c380f04](https://github.com/dotnet/sdk/commit/c5d1f734662eb718e7431a4e679a29e47c380f04)
Diff | [Diff](https://github.com/dotnet/sdk/compare/4b8d34a123240deb5a049c808dd2a5590027d0d0...c5d1f734662eb718e7431a4e679a29e47c380f04)
Configs | CompilationMode:tiered, RunKind:bepuphysics

### Regressions in DemoBenchmarks.SweepBenchmarks

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [BoxCompound - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 39.00 μs | 59.20 μs | 1.52 | 0.00 | True | | |

![graph]()
[Test Report]()

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'DemoBenchmarks.SweepBenchmarks*'
```

### DemoBenchmarks.SweepBenchmarks.BoxCompound

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

---

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [4b8d34a123240deb5a049c808dd2a5590027d0d0](https://github.com/dotnet/sdk/commit/4b8d34a123240deb5a049c808dd2a5590027d0d0)
Compare | [c5d1f734662eb718e7431a4e679a29e47c380f04](https://github.com/dotnet/sdk/commit/c5d1f734662eb718e7431a4e679a29e47c380f04)
Diff | [Diff](https://github.com/dotnet/sdk/compare/4b8d34a123240deb5a049c808dd2a5590027d0d0...c5d1f734662eb718e7431a4e679a29e47c380f04)
Configs | CompilationMode:tiered, RunKind:bepuphysics

### Regressions in DemoBenchmarks.GroupedCollisionTesterBenchmarks

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [ModerateCostCollisionBenchmarks - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 291.54 μs | 326.94 μs | 1.12 | 0.00 | True | | |

![graph]()
[Test Report]()

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'DemoBenchmarks.GroupedCollisionTesterBenchmarks*'
```

### DemoBenchmarks.GroupedCollisionTesterBenchmarks.ModerateCostCollisionBenchmarks

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)