EgorBot for AndyAyersMS in #109209

[EgorBot]

Processing dotnet/runtime#109209 (comment) command:

Command

-intel -arm64 -profiler --envvars DOTNET_JitDisasm:TestInner

using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using System.Runtime.CompilerServices;

BenchmarkSwitcher.FromAssembly(typeof(Bench).Assembly).Run(args);

public class Bench
{
    static string[] Data = new string[512];

    [Benchmark]
    public int Test() => TestInner(Data);

    [MethodImpl(MethodImplOptions.NoInlining)]
    int TestInner(ICollection<string> c) => c.Count;
}

(EgorBot will reply in this issue)

[EgorBot]

Benchmark results on Arm64

BenchmarkDotNet v0.14.0, Ubuntu 24.04 LTS (Noble Numbat)
Arm64
  Job-TLRIDZ : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-AXELQD : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
EnvironmentVariables=DOTNET_JitDisasm=TestInner  StdDev=0.0004 ns

Method	Toolchain	Mean	Error	Ratio
Test	Main	1.001 ns	0.0005 ns	1.00
Test	PR	1.188 ns	0.0005 ns	1.19

BDN_Artifacts.zip

Profile for Bench_Test:

Flame graphs: Main vs PR 🔥
Speedscope: Main vs PR
Hot asm: Main vs PR
Hot functions: Main vs PR
Counters: Main vs PR

[EgorBot]

cc @AndyAyersMS (logs)

[EgorBot]

Benchmark results on Intel

BenchmarkDotNet v0.14.0, Ubuntu 24.04 LTS (Noble Numbat)
Intel Xeon Platinum 8488C, 1 CPU, 8 logical and 4 physical cores
  Job-JYJDFD : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-SIQINM : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
EnvironmentVariables=DOTNET_JitDisasm=TestInner

Method	Toolchain	Mean	Error	Ratio
Test	Main	3.634 ns	0.0087 ns	1.00
Test	PR	3.637 ns	0.0090 ns	1.00

BDN_Artifacts.zip

Profile for Bench_Test:

Flame graphs: Main vs PR 🔥
Speedscope: Main vs PR
Hot asm: Main vs PR
Hot functions: Main vs PR
Counters: Main vs PR

[EgorBot]

cc @AndyAyersMS (logs)