1[ 2 { 3 "BriefDescription": "Machine clears due to memory ordering issue", 4 "EventCode": "0xC3", 5 "EventName": "MACHINE_CLEARS.MEMORY_ORDERING", 6 "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.", 7 "SampleAfterValue": "200003", 8 "UMask": "0x2" 9 }, 10 { 11 "BriefDescription": "Load uops that split a page (Precise event capable)", 12 "EventCode": "0x13", 13 "EventName": "MISALIGN_MEM_REF.LOAD_PAGE_SPLIT", 14 "PEBS": "2", 15 "PublicDescription": "Counts when a memory load of a uop spans a page boundary (a split) is retired.", 16 "SampleAfterValue": "200003", 17 "UMask": "0x2" 18 }, 19 { 20 "BriefDescription": "Store uops that split a page (Precise event capable)", 21 "EventCode": "0x13", 22 "EventName": "MISALIGN_MEM_REF.STORE_PAGE_SPLIT", 23 "PEBS": "2", 24 "PublicDescription": "Counts when a memory store of a uop spans a page boundary (a split) is retired.", 25 "SampleAfterValue": "200003", 26 "UMask": "0x4" 27 } 28] 29