1[ 2 { 3 "BriefDescription": "Machine clears due to memory ordering issue", 4 "CollectPEBSRecord": "1", 5 "Counter": "0,1,2,3", 6 "EventCode": "0xC3", 7 "EventName": "MACHINE_CLEARS.MEMORY_ORDERING", 8 "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.", 9 "SampleAfterValue": "200003", 10 "UMask": "0x2" 11 }, 12 { 13 "BriefDescription": "Load uops that split a page (Precise event capable)", 14 "CollectPEBSRecord": "2", 15 "Counter": "0,1,2,3", 16 "EventCode": "0x13", 17 "EventName": "MISALIGN_MEM_REF.LOAD_PAGE_SPLIT", 18 "PEBS": "2", 19 "PublicDescription": "Counts when a memory load of a uop spans a page boundary (a split) is retired.", 20 "SampleAfterValue": "200003", 21 "UMask": "0x2" 22 }, 23 { 24 "BriefDescription": "Store uops that split a page (Precise event capable)", 25 "CollectPEBSRecord": "2", 26 "Counter": "0,1,2,3", 27 "EventCode": "0x13", 28 "EventName": "MISALIGN_MEM_REF.STORE_PAGE_SPLIT", 29 "PEBS": "2", 30 "PublicDescription": "Counts when a memory store of a uop spans a page boundary (a split) is retired.", 31 "SampleAfterValue": "200003", 32 "UMask": "0x4" 33 } 34] 35