tools/perf/pmu-events/arch/x86/goldmontplus/memory.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/goldmontplus/memory.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/goldmontplus/memory.json
Extension
.json
Size
1330 bytes
Lines
32
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": "Machine clears due to memory ordering issue",
        "Counter": "0,1,2,3",
        "EventCode": "0xC3",
        "EventName": "MACHINE_CLEARS.MEMORY_ORDERING",
        "PublicDescription": "Counts machine clears due to memory ordering issues.  This occurs when a snoop request happens and the machine is uncertain if memory ordering will be preserved - as another core is in the process of modifying the data.",
        "SampleAfterValue": "20003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Load uops that split a page (Precise event capable)",
        "Counter": "0,1,2,3",
        "EventCode": "0x13",
        "EventName": "MISALIGN_MEM_REF.LOAD_PAGE_SPLIT",
        "PEBS": "2",
        "PublicDescription": "Counts when a memory load of a uop spans a page boundary (a split) is retired.",
        "SampleAfterValue": "200003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Store uops that split a page (Precise event capable)",
        "Counter": "0,1,2,3",
        "EventCode": "0x13",
        "EventName": "MISALIGN_MEM_REF.STORE_PAGE_SPLIT",
        "PEBS": "2",
        "PublicDescription": "Counts when a memory store of a uop spans a page boundary (a split) is retired.",
        "SampleAfterValue": "200003",
        "UMask": "0x4"
    }
]

Annotation

Implementation Notes