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This repository was archived by the owner on Feb 23, 2026. It is now read-only.
This repository was archived by the owner on Feb 23, 2026. It is now read-only.

Benchmarks for #115134 (am11) #346

Open
Open
Benchmarks for #115134 (am11)#346

Description

@EgorBot
EgorBot
opened on Apr 29, 2025

Processing dotnet/runtime#115134 (comment) command:

Command

-amd -arm

using System.Reflection;
using BenchmarkDotNet.Attributes;

public class Bench
{
    public readonly int AReadonlyIntField = 42;

    [Benchmark]
    public int ReflectionFieldBoxing()
    {
        FieldInfo fieldInfo = typeof(Bench).GetTypeInfo().GetDeclaredField(nameof(AReadonlyIntField));
        Bench myInstance = new();

        object current = fieldInfo.GetValue(myInstance);

        fieldInfo.SetValue(myInstance, int.MinValue);

        return (int)current + (int)fieldInfo.GetValue(myInstance);
    }
}

(EgorBot will reply in this issue)

Activity

  1. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    Benchmark results on linux_azure_genoa

    BenchmarkDotNet v0.14.0, Ubuntu 24.04.2 LTS (Noble Numbat)
AMD EPYC 9V74, 1 CPU, 8 logical and 4 physical cores
  Job-JIJTSL : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-EIEAOQ : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
    Method Toolchain Mean Error Ratio
    ReflectionFieldBoxing Main 107.3 ns 0.12 ns 1.00
    ReflectionFieldBoxing PR 100.0 ns 0.08 ns 0.93

    BDN_Artifacts.zip

    cc @am11 (agent_logs.txt). EgorBot manual: link.

  2. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    Benchmark results on linux_azure_cobalt100

    BenchmarkDotNet v0.14.0, Ubuntu 24.04.2 LTS (Noble Numbat)
azure_cobalt100
  Job-YIEWJK : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-ZKUWHF : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
    Method Toolchain Mean Error Ratio
    ReflectionFieldBoxing Main 145.6 ns 0.23 ns 1.00
    ReflectionFieldBoxing PR 137.4 ns 0.23 ns 0.94

    BDN_Artifacts.zip

    cc @am11 (agent_logs.txt). EgorBot manual: link.

  3. am11 commented on Apr 29, 2025

    @am11
    am11
    on Apr 29, 2025

    @EgorBot -amd -arm -pr 115134

    using System.Reflection;
using BenchmarkDotNet.Attributes;

public class Bench
{
    public readonly int AReadonlyIntField = 42;

    [Benchmark]
    public int ReflectionFieldBoxing()
    {
        FieldInfo fieldInfo = typeof(Bench).GetTypeInfo().GetDeclaredField(nameof(AReadonlyIntField));
        Bench myInstance = new();

        object current = fieldInfo.GetValue(myInstance);

        fieldInfo.SetValue(myInstance, int.MinValue);

        return (int)current + (int)fieldInfo.GetValue(myInstance);
    }
}

  4. am11 commented on Apr 29, 2025

    @am11
    am11
    on Apr 29, 2025

    @EgorBot -amd -arm -pr 115134

    using System.Reflection;
using BenchmarkDotNet.Attributes;

[MemoryDiagnoser(false)]
public class Bench
{
    public readonly int AReadonlyIntField = 42;

    [Benchmark]
    public int ReflectionFieldBoxing()
    {
        FieldInfo fieldInfo = typeof(Bench).GetTypeInfo().GetDeclaredField(nameof(AReadonlyIntField));
        Bench myInstance = new();

        object current = fieldInfo.GetValue(myInstance);

        fieldInfo.SetValue(myInstance, int.MinValue);

        return (int)current + (int)fieldInfo.GetValue(myInstance);
    }
}

  5. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    ❌ Failed on AzureCobalt100: Job failed, see logs.

    cc @am11 (logs). EgorBot manual: link.

  6. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    Benchmark results on linux_azure_genoa

    BenchmarkDotNet v0.14.0, Ubuntu 24.04.2 LTS (Noble Numbat)
AMD EPYC 9V74, 1 CPU, 8 logical and 4 physical cores
  Job-SXBQCG : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-HWFTAV : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
    Method Toolchain Mean Error Ratio
    ReflectionFieldBoxing Main 109.5 ns 0.23 ns 1.00
    ReflectionFieldBoxing PR 100.1 ns 0.18 ns 0.91

    BDN_Artifacts.zip

    cc @am11 (agent_logs.txt). EgorBot manual: link.

  7. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    Benchmark results on linux_azure_cobalt100

    BenchmarkDotNet v0.14.0, Ubuntu 24.04.2 LTS (Noble Numbat)
azure_cobalt100
  Job-OSRXZM : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-LSCPBR : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
    Method Toolchain Mean Error Ratio
    ReflectionFieldBoxing Main 146.3 ns 0.40 ns 1.00
    ReflectionFieldBoxing PR 137.5 ns 0.17 ns 0.94

    BDN_Artifacts.zip

    cc @am11 (agent_logs.txt). EgorBot manual: link.

  8. EgorBot commented on Apr 29, 2025

    @EgorBot
    EgorBot
    on Apr 29, 2025
    OwnerAuthor

    Benchmark results on linux_azure_genoa

    BenchmarkDotNet v0.14.0, Ubuntu 24.04.2 LTS (Noble Numbat)
AMD EPYC 9V74, 1 CPU, 8 logical and 4 physical cores
  Job-XKMLXN : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-FFICND : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
    Method Toolchain Mean Error Ratio Allocated Alloc Ratio
    ReflectionFieldBoxing Main 107.5 ns 0.34 ns 1.00 96 B 1.00
    ReflectionFieldBoxing PR 113.1 ns 0.08 ns 1.05 96 B 1.00

    BDN_Artifacts.zip

    cc @am11 (agent_logs.txt). EgorBot manual: link.

  9. am11 commented on Apr 29, 2025

    @am11
    am11
    on Apr 29, 2025

    @EgorBot -amd -arm -pr 115134

    using System.Reflection;
using BenchmarkDotNet.Attributes;

[MemoryDiagnoser(false)]
public class Bench
{
    public readonly int AReadonlyIntField = 42;

    [Benchmark]
    public int ReflectionFieldBoxing()
    {
        FieldInfo fieldInfo = typeof(Bench).GetTypeInfo().GetDeclaredField(nameof(AReadonlyIntField));
        Bench myInstance = new();

        object current = fieldInfo.GetValue(myInstance);

        fieldInfo.SetValue(myInstance, int.MinValue);

        return (int)current + (int)fieldInfo.GetValue(myInstance);
    }
}
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