tools/perf/pmu-events/arch/x86/meteorlake/uncore-interconnect.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/meteorlake/uncore-interconnect.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/meteorlake/uncore-interconnect.json
Extension
.json
Size
2063 bytes
Lines
67
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": "Each cycle counts number of coherent reads pending on data return from memory controller that were issued by any core.",
        "Counter": "0",
        "EventCode": "0x85",
        "EventName": "UNC_ARB_DAT_OCCUPANCY.RD",
        "PerPkg": "1",
        "UMask": "0x2",
        "Unit": "ARB"
    },
    {
        "BriefDescription": "Number of entries allocated. Account for Any type: e.g. Snoop,  etc.",
        "Counter": "0,1",
        "EventCode": "0x84",
        "EventName": "UNC_HAC_ARB_COH_TRK_REQUESTS.ALL",
        "Experimental": "1",
        "PerPkg": "1",
        "UMask": "0x1",
        "Unit": "HAC_ARB"
    },
    {
        "BriefDescription": "Number of all coherent Data Read entries. Doesn't include prefetches",
        "Counter": "0,1",
        "EventCode": "0x81",
        "EventName": "UNC_HAC_ARB_REQ_TRK_REQUEST.DRD",
        "PerPkg": "1",
        "UMask": "0x2",
        "Unit": "HAC_ARB"
    },
    {
        "BriefDescription": "Number of all CMI transactions",
        "Counter": "0,1",
        "EventCode": "0x8A",
        "EventName": "UNC_HAC_ARB_TRANSACTIONS.ALL",
        "PerPkg": "1",
        "UMask": "0x1",
        "Unit": "HAC_ARB"
    },
    {
        "BriefDescription": "Number of all CMI reads",
        "Counter": "0,1",
        "EventCode": "0x8A",
        "EventName": "UNC_HAC_ARB_TRANSACTIONS.READS",
        "PerPkg": "1",
        "UMask": "0x2",
        "Unit": "HAC_ARB"
    },
    {
        "BriefDescription": "Number of all CMI writes not including Mflush",
        "Counter": "0,1",
        "EventCode": "0x8A",
        "EventName": "UNC_HAC_ARB_TRANSACTIONS.WRITES",
        "PerPkg": "1",
        "UMask": "0x4",
        "Unit": "HAC_ARB"
    },
    {
        "BriefDescription": "Total number of all outgoing entries allocated. Accounts for Coherent and non-coherent traffic.",
        "Counter": "0,1",
        "EventCode": "0x81",
        "EventName": "UNC_HAC_ARB_TRK_REQUESTS.ALL",
        "PerPkg": "1",
        "UMask": "0x1",
        "Unit": "HAC_ARB"
    }
]

Annotation

Implementation Notes