[ { "CollectPEBSRecord": "2", "PublicDescription": "Counts page walks completed due to demand data loads whose address translations missed in the TLB and were mapped to 4K pages. The page walks can end with or without a page fault.", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0x2", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.WALK_COMPLETED_4K", "SampleAfterValue": "2000003", "BriefDescription": "Page walks completed due to a demand data load to a 4K page." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts page walks completed due to demand data loads whose address translations missed in the TLB and were mapped to 2M/4M pages. The page walks can end with or without a page fault.", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0x4", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M", "SampleAfterValue": "2000003", "BriefDescription": "Page walks completed due to a demand data load to a 2M/4M page." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts demand data loads that caused a completed page walk of any page size (4K/2M/4M/1G). This implies it missed in all TLB levels. The page walk can end with or without a fault.", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0xe", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.WALK_COMPLETED", "SampleAfterValue": "100003", "BriefDescription": "Load miss in all TLB levels causes a page walk that completes. (All page sizes)" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of page walks outstanding for a demand load in the PMH (Page Miss Handler) each cycle.", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.WALK_PENDING", "SampleAfterValue": "2000003", "BriefDescription": "Number of page walks outstanding for a demand load in the PMH each cycle." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts cycles when at least one PMH (Page Miss Handler) is busy with a page walk for a demand load.", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.WALK_ACTIVE", "SampleAfterValue": "100003", "BriefDescription": "Cycles when at least one PMH is busy with a page walk for a demand load.", "CounterMask": "1" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts loads that miss the DTLB (Data TLB) and hit the STLB (Second level TLB).", "EventCode": "0x08", "Counter": "0,1,2,3", "UMask": "0x20", "PEBScounters": "0,1,2,3", "EventName": "DTLB_LOAD_MISSES.STLB_HIT", "SampleAfterValue": "2000003", "BriefDescription": "Loads that miss the DTLB and hit the STLB." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts page walks completed due to demand data stores whose address translations missed in the TLB and were mapped to 4K pages. The page walks can end with or without a page fault.", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0x2", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.WALK_COMPLETED_4K", "SampleAfterValue": "100003", "BriefDescription": "Page walks completed due to a demand data store to a 4K page." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts page walks completed due to demand data stores whose address translations missed in the TLB and were mapped to 2M/4M pages. The page walks can end with or without a page fault.", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0x4", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M", "SampleAfterValue": "100003", "BriefDescription": "Page walks completed due to a demand data store to a 2M/4M page." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts demand data stores that caused a completed page walk of any page size (4K/2M/4M/1G). This implies it missed in all TLB levels. The page walk can end with or without a fault.", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0xe", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.WALK_COMPLETED", "SampleAfterValue": "100003", "BriefDescription": "Store misses in all TLB levels causes a page walk that completes. (All page sizes)" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of page walks outstanding for a store in the PMH (Page Miss Handler) each cycle.", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.WALK_PENDING", "SampleAfterValue": "2000003", "BriefDescription": "Number of page walks outstanding for a store in the PMH each cycle." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts cycles when at least one PMH (Page Miss Handler) is busy with a page walk for a store.", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.WALK_ACTIVE", "SampleAfterValue": "100003", "BriefDescription": "Cycles when at least one PMH is busy with a page walk for a store.", "CounterMask": "1" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts stores that miss the DTLB (Data TLB) and hit the STLB (2nd Level TLB).", "EventCode": "0x49", "Counter": "0,1,2,3", "UMask": "0x20", "PEBScounters": "0,1,2,3", "EventName": "DTLB_STORE_MISSES.STLB_HIT", "SampleAfterValue": "100003", "BriefDescription": "Stores that miss the DTLB and hit the STLB." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts completed page walks (4K page size) caused by a code fetch. This implies it missed in the ITLB and further levels of TLB. The page walk can end with or without a fault.", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0x2", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.WALK_COMPLETED_4K", "SampleAfterValue": "100003", "BriefDescription": "Code miss in all TLB levels causes a page walk that completes. (4K)" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts code misses in all ITLB (Instruction TLB) levels that caused a completed page walk (2M and 4M page sizes). The page walk can end with or without a fault.", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0x4", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.WALK_COMPLETED_2M_4M", "SampleAfterValue": "100003", "BriefDescription": "Code miss in all TLB levels causes a page walk that completes. (2M/4M)" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts completed page walks (2M and 4M page sizes) caused by a code fetch. This implies it missed in the ITLB (Instruction TLB) and further levels of TLB. The page walk can end with or without a fault.", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0xe", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.WALK_COMPLETED", "SampleAfterValue": "100003", "BriefDescription": "Code miss in all TLB levels causes a page walk that completes. (All page sizes)" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of page walks outstanding for an outstanding code (instruction fetch) request in the PMH (Page Miss Handler) each cycle.", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.WALK_PENDING", "SampleAfterValue": "100003", "BriefDescription": "Number of page walks outstanding for an outstanding code request in the PMH each cycle." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts cycles when at least one PMH (Page Miss Handler) is busy with a page walk for a code (instruction fetch) request.", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0x10", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.WALK_ACTIVE", "SampleAfterValue": "100003", "BriefDescription": "Cycles when at least one PMH is busy with a page walk for code (instruction fetch) request.", "CounterMask": "1" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts instruction fetch requests that miss the ITLB (Instruction TLB) and hit the STLB (Second-level TLB).", "EventCode": "0x85", "Counter": "0,1,2,3", "UMask": "0x20", "PEBScounters": "0,1,2,3", "EventName": "ITLB_MISSES.STLB_HIT", "SampleAfterValue": "100003", "BriefDescription": "Instruction fetch requests that miss the ITLB and hit the STLB." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of flushes of the big or small ITLB pages. Counting include both TLB Flush (covering all sets) and TLB Set Clear (set-specific).", "EventCode": "0xAE", "Counter": "0,1,2,3", "UMask": "0x1", "PEBScounters": "0,1,2,3", "EventName": "ITLB.ITLB_FLUSH", "SampleAfterValue": "100007", "BriefDescription": "Flushing of the Instruction TLB (ITLB) pages, includes 4k/2M/4M pages." }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of DTLB flush attempts of the thread-specific entries.", "EventCode": "0xBD", "Counter": "0,1,2,3", "UMask": "0x1", "PEBScounters": "0,1,2,3", "EventName": "TLB_FLUSH.DTLB_THREAD", "SampleAfterValue": "100007", "BriefDescription": "DTLB flush attempts of the thread-specific entries" }, { "CollectPEBSRecord": "2", "PublicDescription": "Counts the number of any STLB flush attempts (such as entire, VPID, PCID, InvPage, CR3 write, etc.).", "EventCode": "0xBD", "Counter": "0,1,2,3", "UMask": "0x20", "PEBScounters": "0,1,2,3", "EventName": "TLB_FLUSH.STLB_ANY", "SampleAfterValue": "100007", "BriefDescription": "STLB flush attempts" } ]