tools/perf/pmu-events/arch/x86/alderlaken/adln-metrics.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/alderlaken/adln-metrics.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/alderlaken/adln-metrics.json
Extension
.json
Size
33845 bytes
Lines
605
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

[
    {
        "BriefDescription": "C10 residency percent per package",
        "MetricExpr": "cstate_pkg@c10\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C10_Pkg_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C1 residency percent per core",
        "MetricExpr": "cstate_core@c1\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C1_Core_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C2 residency percent per package",
        "MetricExpr": "cstate_pkg@c2\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C2_Pkg_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C3 residency percent per package",
        "MetricExpr": "cstate_pkg@c3\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C3_Pkg_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C6 residency percent per core",
        "MetricExpr": "cstate_core@c6\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C6_Core_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C6 residency percent per package",
        "MetricExpr": "cstate_pkg@c6\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C6_Pkg_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C7 residency percent per core",
        "MetricExpr": "cstate_core@c7\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C7_Core_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "C8 residency percent per package",
        "MetricExpr": "cstate_pkg@c8\\-residency@ / msr@tsc@",
        "MetricGroup": "Power",
        "MetricName": "C8_Pkg_Residency",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "Percentage of cycles spent in System Management Interrupts.",
        "MetricExpr": "((msr@aperf@ - cycles) / msr@aperf@ if msr@smi@ > 0 else 0)",
        "MetricGroup": "smi",
        "MetricName": "smi_cycles",
        "MetricThreshold": "smi_cycles > 0.1",
        "ScaleUnit": "100%"
    },
    {
        "BriefDescription": "Number of SMI interrupts.",
        "MetricExpr": "msr@smi@",
        "MetricGroup": "smi",
        "MetricName": "smi_num",

Annotation

Implementation Notes