[Perf] Linux/arm64: 11 Improvements on 6/2/2026 10:24:00 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | azurelinux 3.0
Queue | CobaltAzureLinux
Baseline | [c7d89359fb2afdb3cf045f26c61350885a714811](https://github.com/dotnet/runtime/commit/c7d89359fb2afdb3cf045f26c61350885a714811)
Compare | [ac695692911547e710e43fa7f6e38546a13504a5](https://github.com/dotnet/runtime/commit/ac695692911547e710e43fa7f6e38546a13504a5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c7d89359fb2afdb3cf045f26c61350885a714811...ac695692911547e710e43fa7f6e38546a13504a5)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Linq.Tests.Perf_Enumerable

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

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

| 281.55 ns | 57.23 ns | 0.20 | 0.11 | False | | |
|

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

| 315.60 ns | 75.75 ns | 0.24 | 0.14 | False | | |
|

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

| 280.94 ns | 79.25 ns | 0.28 | 0.30 | False | | |
|

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

| 277.64 ns | 80.82 ns | 0.29 | 0.21 | False | | |
|

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

| 317.31 ns | 101.88 ns | 0.32 | 0.29 | False | | |
|

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

| 228.69 ns | 76.30 ns | 0.33 | 0.23 | False | | |
|

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

| 78.12 ns | 55.45 ns | 0.71 | 0.38 | False | | |
|

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

| 75.50 ns | 53.61 ns | 0.71 | 0.13 | False | | |
|

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

| 77.21 ns | 55.23 ns | 0.72 | 0.36 | False | | |
|

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

| 95.15 ns | 72.80 ns | 0.77 | 0.45 | False | | |
|

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

| 101.18 ns | 79.38 ns | 0.78 | 0.45 | False | | |

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[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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_Enumerable*'
```

### System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_FirstElementMatches(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.Min(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.Max(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.Aggregate(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.Average(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.LastWithPredicate_FirstElementMatches(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.FirstWithPredicate_LastElementMatches(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.All_AllElementsMatch(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.AnyWithPredicate_LastElementMatches(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereFirst_LastElementMatches(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input: IEnumerable)

#### 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)