EgorBot for EgorBo in #106051

[EgorBot]

Processing dotnet/runtime#106051 (comment) command:

Command

-linux_azure_cobalt100 -linux_azure_milano -profiler -commit main

using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

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

public class Bench
{
    static object Src = new ();
    static object Dst;

    static Bench() => GC.Collect();

    [Benchmark]
    public void WB_Gen0()
    {
        var src = new object();
        for (int i = 0; i < 1_000_000; i++)
            Dst = src;
    }

    [Benchmark]
    public void WB_Gen2()
    {
        var obj = Src;
        for (int i = 0; i < 1_000_000; i++)
            Dst = obj;
    }
}

(EgorBot will reply in this issue)

[EgorBot]

Benchmark results on linux_milano

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
AMD EPYC 7763, 1 CPU, 8 logical and 4 physical cores
  Job-VWNSQG : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX2
Job=Job-VWNSQG  Toolchain=CoreRun

Method	Mean	Error
WB_Gen0	3.402 ms	0.0035 ms
WB_Gen2	2.783 ms	0.0020 ms

BDN_Artifacts.zip

Profile for Bench_WB_Gen0:

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

Profile for Bench_WB_Gen2:

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

cc @EgorBo (agent_logs.txt)

[EgorBot]

Benchmark results on linux_cobalt100

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
cobalt100
  Job-OFYVSP : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
Job=Job-OFYVSP  Toolchain=CoreRun

Method	Mean	Error
WB_Gen0	3.673 ms	0.0005 ms
WB_Gen2	3.674 ms	0.0026 ms

BDN_Artifacts.zip

Profile for Bench_WB_Gen0:

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

Profile for Bench_WB_Gen2:

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

cc @EgorBo (agent_logs.txt)