# Performance Monitoring Events for Intel(R) Xeon(R) processor E5 family and Intel(R) Xeon(R) processor E7 family Based on the Ivy Bridge-EP Microarchitecture - V20 # 1/17/2018 5:48:43 PM # Copyright (c) 2007 - 2017 Intel Corporation. All rights reserved. EventCode UMask EventName BriefDescription Counter CounterHTOff SampleAfterValue MSRIndex MSRValue TakenAlone CounterMask Invert AnyThread EdgeDetect PEBS PRECISE_STORE Errata 0x00 0x01 INST_RETIRED.ANY Instructions retired from execution. Fixed counter 0 Fixed counter 0 2000003 0 0 0 0 0 0 0 0 0 null 0x00 0x02 CPU_CLK_UNHALTED.THREAD Core cycles when the thread is not in halt state. Fixed counter 1 Fixed counter 1 2000003 0 0 0 0 0 0 0 0 0 null 0x00 0x02 CPU_CLK_UNHALTED.THREAD_ANY Core cycles when at least one thread on the physical core is not in halt state Fixed counter 1 Fixed counter 1 2000003 0 0 0 0 0 1 0 0 0 null 0x00 0x03 CPU_CLK_UNHALTED.REF_TSC Reference cycles when the core is not in halt state. Fixed counter 2 Fixed counter 2 2000003 0 0 0 0 0 0 0 0 0 null 0x03 0x02 LD_BLOCKS.STORE_FORWARD Cases when loads get true Block-on-Store blocking code preventing store forwarding 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x03 0x08 LD_BLOCKS.NO_SR This event counts the number of times that split load operations are temporarily blocked because all resources for handling the split accesses are in use. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x05 0x01 MISALIGN_MEM_REF.LOADS Speculative cache line split load uops dispatched to L1 cache 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x05 0x02 MISALIGN_MEM_REF.STORES Speculative cache line split STA uops dispatched to L1 cache 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x07 0x01 LD_BLOCKS_PARTIAL.ADDRESS_ALIAS False dependencies in MOB due to partial compare on address 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x08 0x81 DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK Demand load Miss in all translation lookaside buffer (TLB) levels causes an page walk of any page size. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x08 0x82 DTLB_LOAD_MISSES.DEMAND_LD_WALK_COMPLETED Demand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x08 0x82 DTLB_LOAD_MISSES.WALK_COMPLETED Demand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x08 0x84 DTLB_LOAD_MISSES.DEMAND_LD_WALK_DURATION Demand load cycles page miss handler (PMH) is busy with this walk. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x08 0x84 DTLB_LOAD_MISSES.WALK_DURATION Demand load cycles page miss handler (PMH) is busy with this walk. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x08 0x88 DTLB_LOAD_MISSES.LARGE_PAGE_WALK_COMPLETED Page walk for a large page completed for Demand load. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x0D 0x03 INT_MISC.RECOVERY_CYCLES Number of cycles waiting for the checkpoints in Resource Allocation Table (RAT) to be recovered after Nuke due to all other cases except JEClear (e.g. whenever a ucode assist is needed like SSE exception, memory disambiguation, etc.) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x0D 0x03 INT_MISC.RECOVERY_STALLS_COUNT Number of occurences waiting for the checkpoints in Resource Allocation Table (RAT) to be recovered after Nuke due to all other cases except JEClear (e.g. whenever a ucode assist is needed like SSE exception, memory disambiguation, etc.) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 1 0 0 null 0x0D 0x03 INT_MISC.RECOVERY_CYCLES_ANY Core cycles the allocator was stalled due to recovery from earlier clear event for any thread running on the physical core (e.g. misprediction or memory nuke). 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 1 0 0 0 null 0x0E 0x01 UOPS_ISSUED.ANY Uops that Resource Allocation Table (RAT) issues to Reservation Station (RS) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x0E 0x01 UOPS_ISSUED.STALL_CYCLES Cycles when Resource Allocation Table (RAT) does not issue Uops to Reservation Station (RS) for the thread 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 0 0 0 0 null 0x0E 0x01 UOPS_ISSUED.CORE_STALL_CYCLES Cycles when Resource Allocation Table (RAT) does not issue Uops to Reservation Station (RS) for all threads 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 1 0 0 0 null 0x0E 0x10 UOPS_ISSUED.FLAGS_MERGE Number of flags-merge uops being allocated. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x0E 0x20 UOPS_ISSUED.SLOW_LEA Number of slow LEA uops being allocated. A uop is generally considered SlowLea if it has 3 sources (e.g. 2 sources + immediate) regardless if as a result of LEA instruction or not. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x0E 0x40 UOPS_ISSUED.SINGLE_MUL Number of Multiply packed/scalar single precision uops allocated 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x10 0x01 FP_COMP_OPS_EXE.X87 Number of FP Computational Uops Executed this cycle. The number of FADD, FSUB, FCOM, FMULs, integer MULsand IMULs, FDIVs, FPREMs, FSQRTS, integer DIVs, and IDIVs. This event does not distinguish an FADD used in the middle of a transcendental flow from a s 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x10 0x10 FP_COMP_OPS_EXE.SSE_PACKED_DOUBLE Number of SSE* or AVX-128 FP Computational packed double-precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x10 0x20 FP_COMP_OPS_EXE.SSE_SCALAR_SINGLE Number of SSE* or AVX-128 FP Computational scalar single-precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x10 0x40 FP_COMP_OPS_EXE.SSE_PACKED_SINGLE Number of SSE* or AVX-128 FP Computational packed single-precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x10 0x80 FP_COMP_OPS_EXE.SSE_SCALAR_DOUBLE Number of SSE* or AVX-128 FP Computational scalar double-precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x11 0x01 SIMD_FP_256.PACKED_SINGLE number of GSSE-256 Computational FP single precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x11 0x02 SIMD_FP_256.PACKED_DOUBLE number of AVX-256 Computational FP double precision uops issued this cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x14 0x01 ARITH.FPU_DIV_ACTIVE Cycles when divider is busy executing divide operations 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x14 0x04 ARITH.FPU_DIV Divide operations executed 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 1 0 0 1 0 0 null 0x24 0x01 L2_RQSTS.DEMAND_DATA_RD_HIT Demand Data Read requests that hit L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x03 L2_RQSTS.ALL_DEMAND_DATA_RD Demand Data Read requests 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x04 L2_RQSTS.RFO_HIT RFO requests that hit L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x08 L2_RQSTS.RFO_MISS RFO requests that miss L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x0C L2_RQSTS.ALL_RFO RFO requests to L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x10 L2_RQSTS.CODE_RD_HIT L2 cache hits when fetching instructions, code reads. 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x20 L2_RQSTS.CODE_RD_MISS L2 cache misses when fetching instructions 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x30 L2_RQSTS.ALL_CODE_RD L2 code requests 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x40 L2_RQSTS.PF_HIT Requests from the L2 hardware prefetchers that hit L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0x80 L2_RQSTS.PF_MISS Requests from the L2 hardware prefetchers that miss L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x24 0xC0 L2_RQSTS.ALL_PF Requests from L2 hardware prefetchers 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x27 0x01 L2_STORE_LOCK_RQSTS.MISS RFOs that miss cache lines 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x27 0x08 L2_STORE_LOCK_RQSTS.HIT_M RFOs that hit cache lines in M state 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x27 0x0F L2_STORE_LOCK_RQSTS.ALL RFOs that access cache lines in any state 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x28 0x01 L2_L1D_WB_RQSTS.MISS Count the number of modified Lines evicted from L1 and missed L2. (Non-rejected WBs from the DCU.) 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x28 0x04 L2_L1D_WB_RQSTS.HIT_E Not rejected writebacks from L1D to L2 cache lines in E state 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x28 0x08 L2_L1D_WB_RQSTS.HIT_M Not rejected writebacks from L1D to L2 cache lines in M state 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x28 0x0F L2_L1D_WB_RQSTS.ALL Not rejected writebacks from L1D to L2 cache lines in any state. 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x2E 0x41 LONGEST_LAT_CACHE.MISS Core-originated cacheable demand requests missed LLC 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x2E 0x4F LONGEST_LAT_CACHE.REFERENCE Core-originated cacheable demand requests that refer to LLC 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x3C 0x00 CPU_CLK_UNHALTED.THREAD_P Thread cycles when thread is not in halt state 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x3C 0x00 CPU_CLK_UNHALTED.THREAD_P_ANY Core cycles when at least one thread on the physical core is not in halt state 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0x3C 0x01 CPU_CLK_THREAD_UNHALTED.REF_XCLK Reference cycles when the thread is unhalted (counts at 100 MHz rate) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x3C 0x01 CPU_CLK_THREAD_UNHALTED.REF_XCLK_ANY Reference cycles when the at least one thread on the physical core is unhalted. (counts at 100 MHz rate) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0x3C 0x01 CPU_CLK_UNHALTED.REF_XCLK Reference cycles when the thread is unhalted (counts at 100 MHz rate) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x3C 0x01 CPU_CLK_UNHALTED.REF_XCLK_ANY Reference cycles when the at least one thread on the physical core is unhalted. (counts at 100 MHz rate) 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0x3C 0x02 CPU_CLK_THREAD_UNHALTED.ONE_THREAD_ACTIVE Count XClk pulses when this thread is unhalted and the other is halted. 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 0 0 null 0x3C 0x02 CPU_CLK_UNHALTED.ONE_THREAD_ACTIVE Count XClk pulses when this thread is unhalted and the other thread is halted. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x48 0x01 L1D_PEND_MISS.PENDING L1D miss oustandings duration in cycles 2 2 2000003 0 0 0 0 0 0 0 0 0 null 0x48 0x01 L1D_PEND_MISS.PENDING_CYCLES Cycles with L1D load Misses outstanding. 2 2 2000003 0 0 0 1 0 0 0 0 0 null 0x48 0x01 L1D_PEND_MISS.PENDING_CYCLES_ANY Cycles with L1D load Misses outstanding from any thread on physical core 2 2 2000003 0 0 0 1 0 1 0 0 0 null 0x48 0x02 L1D_PEND_MISS.FB_FULL Cycles a demand request was blocked due to Fill Buffers inavailability 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x49 0x01 DTLB_STORE_MISSES.MISS_CAUSES_A_WALK Store misses in all DTLB levels that cause page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x49 0x02 DTLB_STORE_MISSES.WALK_COMPLETED Store misses in all DTLB levels that cause completed page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x49 0x04 DTLB_STORE_MISSES.WALK_DURATION Cycles when PMH is busy with page walks 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x49 0x10 DTLB_STORE_MISSES.STLB_HIT Store operations that miss the first TLB level but hit the second and do not cause page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x4C 0x01 LOAD_HIT_PRE.SW_PF Not software-prefetch load dispatches that hit FB allocated for software prefetch 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x4C 0x02 LOAD_HIT_PRE.HW_PF Not software-prefetch load dispatches that hit FB allocated for hardware prefetch 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x4F 0x10 EPT.WALK_CYCLES Cycle count for an Extended Page table walk. The Extended Page Directory cache is used by Virtual Machine operating systems while the guest operating systems use the standard TLB caches. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x51 0x01 L1D.REPLACEMENT L1D data line replacements 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x58 0x01 MOVE_ELIMINATION.INT_ELIMINATED Number of integer Move Elimination candidate uops that were eliminated. 0,1,2,3 0,1,2,3,4,5,6,7 1000003 0 0 0 0 0 0 0 0 0 null 0x58 0x02 MOVE_ELIMINATION.SIMD_ELIMINATED Number of SIMD Move Elimination candidate uops that were eliminated. 0,1,2,3 0,1,2,3,4,5,6,7 1000003 0 0 0 0 0 0 0 0 0 null 0x58 0x04 MOVE_ELIMINATION.INT_NOT_ELIMINATED Number of integer Move Elimination candidate uops that were not eliminated. 0,1,2,3 0,1,2,3,4,5,6,7 1000003 0 0 0 0 0 0 0 0 0 null 0x58 0x08 MOVE_ELIMINATION.SIMD_NOT_ELIMINATED Number of SIMD Move Elimination candidate uops that were not eliminated. 0,1,2,3 0,1,2,3,4,5,6,7 1000003 0 0 0 0 0 0 0 0 0 null 0x5C 0x01 CPL_CYCLES.RING0 Unhalted core cycles when the thread is in ring 0 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x5C 0x01 CPL_CYCLES.RING0_TRANS Number of intervals between processor halts while thread is in ring 0 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 1 0 0 1 0 0 null 0x5C 0x02 CPL_CYCLES.RING123 Unhalted core cycles when thread is in rings 1, 2, or 3 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x5E 0x01 RS_EVENTS.EMPTY_CYCLES Cycles when Reservation Station (RS) is empty for the thread 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x5E 0x01 RS_EVENTS.EMPTY_END Counts end of periods where the Reservation Station (RS) was empty. Could be useful to precisely locate Frontend Latency Bound issues. 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 1 1 0 1 0 0 null 0x5F 0x04 DTLB_LOAD_MISSES.STLB_HIT Load operations that miss the first DTLB level but hit the second and do not cause page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x60 0x01 OFFCORE_REQUESTS_OUTSTANDING.DEMAND_DATA_RD Offcore outstanding Demand Data Read transactions in uncore queue. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x60 0x01 OFFCORE_REQUESTS_OUTSTANDING.CYCLES_WITH_DEMAND_DATA_RD Cycles when offcore outstanding Demand Data Read transactions are present in SuperQueue (SQ), queue to uncore 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x60 0x01 OFFCORE_REQUESTS_OUTSTANDING.DEMAND_DATA_RD_GE_6 Cycles with at least 6 offcore outstanding Demand Data Read transactions in uncore queue 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 6 0 0 0 0 0 null 0x60 0x02 OFFCORE_REQUESTS_OUTSTANDING.DEMAND_CODE_RD Offcore outstanding code reads transactions in SuperQueue (SQ), queue to uncore, every cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x60 0x02 OFFCORE_REQUESTS_OUTSTANDING.CYCLES_WITH_DEMAND_CODE_RD Offcore outstanding code reads transactions in SuperQueue (SQ), queue to uncore, every cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x60 0x04 OFFCORE_REQUESTS_OUTSTANDING.DEMAND_RFO Offcore outstanding RFO store transactions in SuperQueue (SQ), queue to uncore 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x60 0x04 OFFCORE_REQUESTS_OUTSTANDING.CYCLES_WITH_DEMAND_RFO Offcore outstanding demand rfo reads transactions in SuperQueue (SQ), queue to uncore, every cycle 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x60 0x08 OFFCORE_REQUESTS_OUTSTANDING.ALL_DATA_RD Offcore outstanding cacheable Core Data Read transactions in SuperQueue (SQ), queue to uncore 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x60 0x08 OFFCORE_REQUESTS_OUTSTANDING.CYCLES_WITH_DATA_RD Cycles when offcore outstanding cacheable Core Data Read transactions are present in SuperQueue (SQ), queue to uncore 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x63 0x01 LOCK_CYCLES.SPLIT_LOCK_UC_LOCK_DURATION Cycles when L1 and L2 are locked due to UC or split lock 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x63 0x02 LOCK_CYCLES.CACHE_LOCK_DURATION Cycles when L1D is locked 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x02 IDQ.EMPTY Instruction Decode Queue (IDQ) empty cycles 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x04 IDQ.MITE_UOPS Uops delivered to Instruction Decode Queue (IDQ) from MITE path 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x04 IDQ.MITE_CYCLES Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from MITE path 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x08 IDQ.DSB_UOPS Uops delivered to Instruction Decode Queue (IDQ) from the Decode Stream Buffer (DSB) path 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x08 IDQ.DSB_CYCLES Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from Decode Stream Buffer (DSB) path 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x10 IDQ.MS_DSB_UOPS Uops initiated by Decode Stream Buffer (DSB) that are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x10 IDQ.MS_DSB_CYCLES Cycles when uops initiated by Decode Stream Buffer (DSB) are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x10 IDQ.MS_DSB_OCCUR Deliveries to Instruction Decode Queue (IDQ) initiated by Decode Stream Buffer (DSB) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 1 0 0 null 0x79 0x18 IDQ.ALL_DSB_CYCLES_4_UOPS Cycles Decode Stream Buffer (DSB) is delivering 4 Uops 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 4 0 0 0 0 0 null 0x79 0x18 IDQ.ALL_DSB_CYCLES_ANY_UOPS Cycles Decode Stream Buffer (DSB) is delivering any Uop 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x20 IDQ.MS_MITE_UOPS Uops initiated by MITE and delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x24 IDQ.ALL_MITE_CYCLES_4_UOPS Cycles MITE is delivering 4 Uops 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 4 0 0 0 0 0 null 0x79 0x24 IDQ.ALL_MITE_CYCLES_ANY_UOPS Cycles MITE is delivering any Uop 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x30 IDQ.MS_UOPS Uops delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x79 0x30 IDQ.MS_CYCLES Cycles when uops are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0x79 0x30 IDQ.MS_SWITCHES Number of switches from DSB (Decode Stream Buffer) or MITE (legacy decode pipeline) to the Microcode Sequencer 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 1 0 0 null 0x79 0x3C IDQ.MITE_ALL_UOPS Uops delivered to Instruction Decode Queue (IDQ) from MITE path 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x80 0x01 ICACHE.HIT Number of Instruction Cache, Streaming Buffer and Victim Cache Reads. both cacheable and noncacheable, including UC fetches 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x80 0x02 ICACHE.MISSES Instruction cache, streaming buffer and victim cache misses 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x80 0x04 ICACHE.IFETCH_STALL Cycles where a code-fetch stalled due to L1 instruction-cache miss or an iTLB miss 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x85 0x01 ITLB_MISSES.MISS_CAUSES_A_WALK Misses at all ITLB levels that cause page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x85 0x02 ITLB_MISSES.WALK_COMPLETED Misses in all ITLB levels that cause completed page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x85 0x04 ITLB_MISSES.WALK_DURATION Cycles when PMH is busy with page walks 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x85 0x10 ITLB_MISSES.STLB_HIT Operations that miss the first ITLB level but hit the second and do not cause any page walks 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x85 0x80 ITLB_MISSES.LARGE_PAGE_WALK_COMPLETED Completed page walks in ITLB due to STLB load misses for large pages 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0x87 0x01 ILD_STALL.LCP Stalls caused by changing prefix length of the instruction. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x87 0x04 ILD_STALL.IQ_FULL Stall cycles because IQ is full 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0x88 0x41 BR_INST_EXEC.NONTAKEN_CONDITIONAL Not taken macro-conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0x81 BR_INST_EXEC.TAKEN_CONDITIONAL Taken speculative and retired macro-conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0x82 BR_INST_EXEC.TAKEN_DIRECT_JUMP Taken speculative and retired macro-conditional branch instructions excluding calls and indirects 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0x84 BR_INST_EXEC.TAKEN_INDIRECT_JUMP_NON_CALL_RET Taken speculative and retired indirect branches excluding calls and returns 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0x88 BR_INST_EXEC.TAKEN_INDIRECT_NEAR_RETURN Taken speculative and retired indirect branches with return mnemonic 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0x90 BR_INST_EXEC.TAKEN_DIRECT_NEAR_CALL Taken speculative and retired direct near calls 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xA0 BR_INST_EXEC.TAKEN_INDIRECT_NEAR_CALL Taken speculative and retired indirect calls 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xC1 BR_INST_EXEC.ALL_CONDITIONAL Speculative and retired macro-conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xC2 BR_INST_EXEC.ALL_DIRECT_JMP Speculative and retired macro-unconditional branches excluding calls and indirects 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xC4 BR_INST_EXEC.ALL_INDIRECT_JUMP_NON_CALL_RET Speculative and retired indirect branches excluding calls and returns 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xC8 BR_INST_EXEC.ALL_INDIRECT_NEAR_RETURN Speculative and retired indirect return branches. 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xD0 BR_INST_EXEC.ALL_DIRECT_NEAR_CALL Speculative and retired direct near calls 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x88 0xFF BR_INST_EXEC.ALL_BRANCHES Speculative and retired branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0x41 BR_MISP_EXEC.NONTAKEN_CONDITIONAL Not taken speculative and retired mispredicted macro conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0x81 BR_MISP_EXEC.TAKEN_CONDITIONAL Taken speculative and retired mispredicted macro conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0x84 BR_MISP_EXEC.TAKEN_INDIRECT_JUMP_NON_CALL_RET Taken speculative and retired mispredicted indirect branches excluding calls and returns 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0x88 BR_MISP_EXEC.TAKEN_RETURN_NEAR Taken speculative and retired mispredicted indirect branches with return mnemonic 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0xA0 BR_MISP_EXEC.TAKEN_INDIRECT_NEAR_CALL Taken speculative and retired mispredicted indirect calls 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0xC1 BR_MISP_EXEC.ALL_CONDITIONAL Speculative and retired mispredicted macro conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0xC4 BR_MISP_EXEC.ALL_INDIRECT_JUMP_NON_CALL_RET Mispredicted indirect branches excluding calls and returns 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x89 0xFF BR_MISP_EXEC.ALL_BRANCHES Speculative and retired mispredicted macro conditional branches 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CORE Uops not delivered to Resource Allocation Table (RAT) per thread when backend of the machine is not stalled 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CYCLES_0_UOPS_DELIV.CORE Cycles per thread when 4 or more uops are not delivered to Resource Allocation Table (RAT) when backend of the machine is not stalled. 0,1,2,3 0,1,2,3 2000003 0 0 0 4 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_1_UOP_DELIV.CORE Cycles per thread when 3 or more uops are not delivered to Resource Allocation Table (RAT) when backend of the machine is not stalled. 0,1,2,3 0,1,2,3 2000003 0 0 0 3 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_2_UOP_DELIV.CORE Cycles with less than 2 uops delivered by the front end. 0,1,2,3 0,1,2,3 2000003 0 0 0 2 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_3_UOP_DELIV.CORE Cycles with less than 3 uops delivered by the front end. 0,1,2,3 0,1,2,3 2000003 0 0 0 1 0 0 0 0 0 null 0x9C 0x01 IDQ_UOPS_NOT_DELIVERED.CYCLES_FE_WAS_OK Counts cycles FE delivered 4 uops or Resource Allocation Table (RAT) was stalling FE. 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 0 0 0 0 null 0xA1 0x01 UOPS_DISPATCHED_PORT.PORT_0 Cycles per thread when uops are dispatched to port 0 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x01 UOPS_DISPATCHED_PORT.PORT_0_CORE Cycles per core when uops are dispatched to port 0 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA1 0x02 UOPS_DISPATCHED_PORT.PORT_1 Cycles per thread when uops are dispatched to port 1 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x02 UOPS_DISPATCHED_PORT.PORT_1_CORE Cycles per core when uops are dispatched to port 1 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA1 0x0C UOPS_DISPATCHED_PORT.PORT_2 Cycles per thread when load or STA uops are dispatched to port 2 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x0C UOPS_DISPATCHED_PORT.PORT_2_CORE Uops dispatched to port 2, loads and stores per core (speculative and retired). 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA1 0x30 UOPS_DISPATCHED_PORT.PORT_3 Cycles per thread when load or STA uops are dispatched to port 3 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x30 UOPS_DISPATCHED_PORT.PORT_3_CORE Cycles per core when load or STA uops are dispatched to port 3 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA1 0x40 UOPS_DISPATCHED_PORT.PORT_4 Cycles per thread when uops are dispatched to port 4 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x40 UOPS_DISPATCHED_PORT.PORT_4_CORE Cycles per core when uops are dispatched to port 4 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA1 0x80 UOPS_DISPATCHED_PORT.PORT_5 Cycles per thread when uops are dispatched to port 5 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA1 0x80 UOPS_DISPATCHED_PORT.PORT_5_CORE Cycles per core when uops are dispatched to port 5 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 1 0 0 0 null 0xA2 0x01 RESOURCE_STALLS.ANY Resource-related stall cycles 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA2 0x04 RESOURCE_STALLS.RS Cycles stalled due to no eligible RS entry available. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA2 0x08 RESOURCE_STALLS.SB Cycles stalled due to no store buffers available. (not including draining form sync). 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA2 0x10 RESOURCE_STALLS.ROB Cycles stalled due to re-order buffer full. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA3 0x01 CYCLE_ACTIVITY.CYCLES_L2_PENDING Cycles with pending L2 cache miss loads. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0xA3 0x01 CYCLE_ACTIVITY.CYCLES_L2_MISS Cycles while L2 cache miss load* is outstanding. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0xA3 0x02 CYCLE_ACTIVITY.CYCLES_LDM_PENDING Cycles with pending memory loads. 0,1,2,3 0,1,2,3 2000003 0 0 0 2 0 0 0 0 0 null 0xA3 0x02 CYCLE_ACTIVITY.CYCLES_MEM_ANY Cycles while memory subsystem has an outstanding load. 0,1,2,3 0,1,2,3 2000003 0 0 0 2 0 0 0 0 0 null 0xA3 0x04 CYCLE_ACTIVITY.CYCLES_NO_EXECUTE This event increments by 1 for every cycle where there was no execute for this thread. 0,1,2,3 0,1,2,3 2000003 0 0 0 4 0 0 0 0 0 null 0xA3 0x04 CYCLE_ACTIVITY.STALLS_TOTAL Total execution stalls. 0,1,2,3 0,1,2,3 2000003 0 0 0 4 0 0 0 0 0 null 0xA3 0x05 CYCLE_ACTIVITY.STALLS_L2_PENDING Execution stalls due to L2 cache misses. 0,1,2,3 0,1,2,3 2000003 0 0 0 5 0 0 0 0 0 null 0xA3 0x05 CYCLE_ACTIVITY.STALLS_L2_MISS Execution stalls while L2 cache miss load* is outstanding. 0,1,2,3 0,1,2,3 2000003 0 0 0 5 0 0 0 0 0 null 0xA3 0x06 CYCLE_ACTIVITY.STALLS_LDM_PENDING Execution stalls due to memory subsystem. 0,1,2,3 0,1,2,3 2000003 0 0 0 6 0 0 0 0 0 null 0xA3 0x06 CYCLE_ACTIVITY.STALLS_MEM_ANY Execution stalls while memory subsystem has an outstanding load. 0,1,2,3 0,1,2,3 2000003 0 0 0 6 0 0 0 0 0 null 0xA3 0x08 CYCLE_ACTIVITY.CYCLES_L1D_PENDING Cycles with pending L1 cache miss loads. 2 2 2000003 0 0 0 8 0 0 0 0 0 null 0xA3 0x08 CYCLE_ACTIVITY.CYCLES_L1D_MISS Cycles while L1 cache miss demand load is outstanding. 2 2 2000003 0 0 0 8 0 0 0 0 0 null 0xA3 0x0C CYCLE_ACTIVITY.STALLS_L1D_PENDING Execution stalls due to L1 data cache misses 2 2 2000003 0 0 0 12 0 0 0 0 0 null 0xA3 0x0C CYCLE_ACTIVITY.STALLS_L1D_MISS Execution stalls while L1 cache miss demand load is outstanding. 2 2 2000003 0 0 0 12 0 0 0 0 0 null 0xA8 0x01 LSD.UOPS Number of Uops delivered by the LSD. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xA8 0x01 LSD.CYCLES_ACTIVE Cycles Uops delivered by the LSD, but didn't come from the decoder 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0xA8 0x01 LSD.CYCLES_4_UOPS Cycles 4 Uops delivered by the LSD, but didn't come from the decoder 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 4 0 0 0 0 0 null 0xAB 0x01 DSB2MITE_SWITCHES.COUNT Decode Stream Buffer (DSB)-to-MITE switches 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xAB 0x02 DSB2MITE_SWITCHES.PENALTY_CYCLES Decode Stream Buffer (DSB)-to-MITE switch true penalty cycles 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xAC 0x08 DSB_FILL.EXCEED_DSB_LINES Cycles when Decode Stream Buffer (DSB) fill encounter more than 3 Decode Stream Buffer (DSB) lines 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xAE 0x01 ITLB.ITLB_FLUSH Flushing of the Instruction TLB (ITLB) pages, includes 4k/2M/4M pages. 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 0 0 null 0xB0 0x01 OFFCORE_REQUESTS.DEMAND_DATA_RD Demand Data Read requests sent to uncore 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xB0 0x02 OFFCORE_REQUESTS.DEMAND_CODE_RD Cacheable and noncachaeble code read requests 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xB0 0x04 OFFCORE_REQUESTS.DEMAND_RFO Demand RFO requests including regular RFOs, locks, ItoM 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xB0 0x08 OFFCORE_REQUESTS.ALL_DATA_RD Demand and prefetch data reads 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.THREAD Counts the number of uops to be executed per-thread each cycle. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.STALL_CYCLES Counts number of cycles no uops were dispatched to be executed on this thread. 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.CYCLES_GE_1_UOP_EXEC Cycles where at least 1 uop was executed per-thread 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.CYCLES_GE_2_UOPS_EXEC Cycles where at least 2 uops were executed per-thread 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 2 0 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.CYCLES_GE_3_UOPS_EXEC Cycles where at least 3 uops were executed per-thread 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 3 0 0 0 0 0 null 0xB1 0x01 UOPS_EXECUTED.CYCLES_GE_4_UOPS_EXEC Cycles where at least 4 uops were executed per-thread 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 4 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE Number of uops executed on the core. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE_CYCLES_GE_1 Cycles at least 1 micro-op is executed from any thread on physical core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 1 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE_CYCLES_GE_2 Cycles at least 2 micro-op is executed from any thread on physical core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 2 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE_CYCLES_GE_3 Cycles at least 3 micro-op is executed from any thread on physical core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 3 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE_CYCLES_GE_4 Cycles at least 4 micro-op is executed from any thread on physical core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 4 0 0 0 0 0 null 0xB1 0x02 UOPS_EXECUTED.CORE_CYCLES_NONE Cycles with no micro-ops executed from any thread on physical core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 1 0 0 0 0 null 0xB2 0x01 OFFCORE_REQUESTS_BUFFER.SQ_FULL Cases when offcore requests buffer cannot take more entries for core 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xBD 0x01 TLB_FLUSH.DTLB_THREAD DTLB flush attempts of the thread-specific entries 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 0 0 null 0xBD 0x20 TLB_FLUSH.STLB_ANY STLB flush attempts 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 0 0 null 0xC0 0x00 INST_RETIRED.ANY_P Number of instructions retired. General Counter - architectural event 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xC0 0x01 INST_RETIRED.PREC_DIST Precise instruction retired event with HW to reduce effect of PEBS shadow in IP distribution 1 1 2000003 0 0 0 0 0 0 0 2 0 null 0xC1 0x08 OTHER_ASSISTS.AVX_STORE Number of GSSE memory assist for stores. GSSE microcode assist is being invoked whenever the hardware is unable to properly handle GSSE-256b operations. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC1 0x10 OTHER_ASSISTS.AVX_TO_SSE Number of transitions from AVX-256 to legacy SSE when penalty applicable. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC1 0x20 OTHER_ASSISTS.SSE_TO_AVX Number of transitions from SSE to AVX-256 when penalty applicable. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC1 0x80 OTHER_ASSISTS.ANY_WB_ASSIST Number of times any microcode assist is invoked by HW upon uop writeback. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC2 0x01 UOPS_RETIRED.ALL Retired uops. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 1 0 null 0xC2 0x01 UOPS_RETIRED.STALL_CYCLES Cycles without actually retired uops. 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 0 0 0 0 null 0xC2 0x01 UOPS_RETIRED.TOTAL_CYCLES Cycles with less than 10 actually retired uops. 0,1,2,3 0,1,2,3 2000003 0 0 0 10 1 0 0 0 0 null 0xC2 0x01 UOPS_RETIRED.CORE_STALL_CYCLES Cycles without actually retired uops. 0,1,2,3 0,1,2,3 2000003 0 0 0 1 1 1 0 0 0 null 0xC2 0x02 UOPS_RETIRED.RETIRE_SLOTS Retirement slots used. 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 1 0 null 0xC3 0x01 MACHINE_CLEARS.COUNT Number of machine clears (nukes) of any type. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 1 0 0 1 0 0 null 0xC3 0x02 MACHINE_CLEARS.MEMORY_ORDERING Counts the number of machine clears due to memory order conflicts. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC3 0x04 MACHINE_CLEARS.SMC Self-modifying code (SMC) detected. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC3 0x20 MACHINE_CLEARS.MASKMOV This event counts the number of executed Intel AVX masked load operations that refer to an illegal address range with the mask bits set to 0. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xC4 0x00 BR_INST_RETIRED.ALL_BRANCHES All (macro) branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 0 0 null 0xC4 0x01 BR_INST_RETIRED.CONDITIONAL Conditional branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 1 0 null 0xC4 0x02 BR_INST_RETIRED.NEAR_CALL Direct and indirect near call instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 1 0 null 0xC4 0x02 BR_INST_RETIRED.NEAR_CALL_R3 Direct and indirect macro near call instructions retired (captured in ring 3). 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 1 0 null 0xC4 0x04 BR_INST_RETIRED.ALL_BRANCHES_PEBS All (macro) branch instructions retired. 0,1,2,3 0,1,2,3 400009 0 0 0 0 0 0 0 2 0 null 0xC4 0x08 BR_INST_RETIRED.NEAR_RETURN Return instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 1 0 null 0xC4 0x10 BR_INST_RETIRED.NOT_TAKEN Not taken branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 0 0 null 0xC4 0x20 BR_INST_RETIRED.NEAR_TAKEN Taken branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 1 0 null 0xC4 0x40 BR_INST_RETIRED.FAR_BRANCH Far branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 100007 0 0 0 0 0 0 0 0 0 null 0xC5 0x00 BR_MISP_RETIRED.ALL_BRANCHES All mispredicted macro branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 0 0 null 0xC5 0x01 BR_MISP_RETIRED.CONDITIONAL Mispredicted conditional branch instructions retired. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 1 0 null 0xC5 0x04 BR_MISP_RETIRED.ALL_BRANCHES_PEBS Mispredicted macro branch instructions retired. 0,1,2,3 0,1,2,3 400009 0 0 0 0 0 0 0 2 0 null 0xC5 0x20 BR_MISP_RETIRED.NEAR_TAKEN number of near branch instructions retired that were mispredicted and taken. 0,1,2,3 0,1,2,3,4,5,6,7 400009 0 0 0 0 0 0 0 1 0 null 0xCA 0x02 FP_ASSIST.X87_OUTPUT Number of X87 assists due to output value. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xCA 0x04 FP_ASSIST.X87_INPUT Number of X87 assists due to input value. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xCA 0x08 FP_ASSIST.SIMD_OUTPUT Number of SIMD FP assists due to Output values 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xCA 0x10 FP_ASSIST.SIMD_INPUT Number of SIMD FP assists due to input values 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xCA 0x1E FP_ASSIST.ANY Cycles with any input/output SSE or FP assist 0,1,2,3 0,1,2,3 100003 0 0 0 1 0 0 0 0 0 null 0xCC 0x20 ROB_MISC_EVENTS.LBR_INSERTS Count cases of saving new LBR 0,1,2,3 0,1,2,3,4,5,6,7 2000003 0 0 0 0 0 0 0 0 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_4 Loads with latency value being above 4 3 3 100003 0x3F6 0x4 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_8 Loads with latency value being above 8 3 3 50021 0x3F6 0x8 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_16 Loads with latency value being above 16 3 3 20011 0x3F6 0x10 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_32 Loads with latency value being above 32 3 3 100007 0x3F6 0x20 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_64 Loads with latency value being above 64 3 3 2003 0x3F6 0x40 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_128 Loads with latency value being above 128 3 3 1009 0x3F6 0x80 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_256 Loads with latency value being above 256 3 3 503 0x3F6 0x100 1 0 0 0 0 2 0 null 0xCD 0x01 MEM_TRANS_RETIRED.LOAD_LATENCY_GT_512 Loads with latency value being above 512 3 3 101 0x3F6 0x200 1 0 0 0 0 2 0 null 0xCD 0x02 MEM_TRANS_RETIRED.PRECISE_STORE Sample stores and collect precise store operation via PEBS record. PMC3 only. 3 3 2000003 0 0 1 0 0 0 0 2 1 null 0xD0 0x11 MEM_UOPS_RETIRED.STLB_MISS_LOADS Retired load uops that miss the STLB. (Precise Event) 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD0 0x12 MEM_UOPS_RETIRED.STLB_MISS_STORES Retired store uops that miss the STLB. (Precise Event) 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD0 0x21 MEM_UOPS_RETIRED.LOCK_LOADS Retired load uops with locked access. (Precise Event) 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 1 0 null 0xD0 0x41 MEM_UOPS_RETIRED.SPLIT_LOADS Retired load uops that split across a cacheline boundary. (Precise Event) 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD0 0x42 MEM_UOPS_RETIRED.SPLIT_STORES Retired store uops that split across a cacheline boundary. (Precise Event) 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD0 0x81 MEM_UOPS_RETIRED.ALL_LOADS All retired load uops. (Precise Event) 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 1 0 null 0xD0 0x82 MEM_UOPS_RETIRED.ALL_STORES All retired store uops. (Precise Event) 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 1 0 null 0xD1 0x01 MEM_LOAD_UOPS_RETIRED.L1_HIT Retired load uops with L1 cache hits as data sources. 0,1,2,3 0,1,2,3 2000003 0 0 0 0 0 0 0 1 0 null 0xD1 0x02 MEM_LOAD_UOPS_RETIRED.L2_HIT Retired load uops with L2 cache hits as data sources. 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD1 0x04 MEM_LOAD_UOPS_RETIRED.LLC_HIT Retired load uops which data sources were data hits in LLC without snoops required. 0,1,2,3 0,1,2,3 50021 0 0 0 0 0 0 0 1 0 null 0xD1 0x08 MEM_LOAD_UOPS_RETIRED.L1_MISS Retired load uops which data sources following L1 data-cache miss. 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD1 0x10 MEM_LOAD_UOPS_RETIRED.L2_MISS Retired load uops with L2 cache misses as data sources. 0,1,2,3 0,1,2,3 50021 0 0 0 0 0 0 0 1 0 null 0xD1 0x20 MEM_LOAD_UOPS_RETIRED.LLC_MISS Miss in last-level (L3) cache. Excludes Unknown data-source. 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 1 0 null 0xD1 0x40 MEM_LOAD_UOPS_RETIRED.HIT_LFB Retired load uops which data sources were load uops missed L1 but hit FB due to preceding miss to the same cache line with data not ready. 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD2 0x01 MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_MISS Retired load uops which data sources were LLC hit and cross-core snoop missed in on-pkg core cache. 0,1,2,3 0,1,2,3 20011 0 0 0 0 0 0 0 1 0 null 0xD2 0x02 MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_HIT Retired load uops which data sources were LLC and cross-core snoop hits in on-pkg core cache. 0,1,2,3 0,1,2,3 20011 0 0 0 0 0 0 0 1 0 null 0xD2 0x04 MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_HITM Retired load uops which data sources were HitM responses from shared LLC. 0,1,2,3 0,1,2,3 20011 0 0 0 0 0 0 0 1 0 null 0xD2 0x08 MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_NONE Retired load uops which data sources were hits in LLC without snoops required. 0,1,2,3 0,1,2,3 100003 0 0 0 0 0 0 0 1 0 null 0xD3 0x03 MEM_LOAD_UOPS_LLC_MISS_RETIRED.LOCAL_DRAM Retired load uops whose data source was local DRAM (Snoop not needed, Snoop Miss, or Snoop Hit data not forwarded). 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 0 0 null 0xD3 0x0C MEM_LOAD_UOPS_LLC_MISS_RETIRED.REMOTE_DRAM Retired load uops whose data source was remote DRAM (Snoop not needed, Snoop Miss, or Snoop Hit data not forwarded). 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 0 0 null 0xD3 0x10 MEM_LOAD_UOPS_LLC_MISS_RETIRED.REMOTE_HITM Remote cache HITM. 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 0 0 null 0xD3 0x20 MEM_LOAD_UOPS_LLC_MISS_RETIRED.REMOTE_FWD Data forwarded from remote cache. 0,1,2,3 0,1,2,3 100007 0 0 0 0 0 0 0 0 0 null 0xE6 0x1F BACLEARS.ANY Counts the total number when the front end is resteered, mainly when the BPU cannot provide a correct prediction and this is corrected by other branch handling mechanisms at the front end. 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF0 0x01 L2_TRANS.DEMAND_DATA_RD Demand Data Read requests that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x02 L2_TRANS.RFO RFO requests that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x04 L2_TRANS.CODE_RD L2 cache accesses when fetching instructions 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x08 L2_TRANS.ALL_PF L2 or LLC HW prefetches that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x10 L2_TRANS.L1D_WB L1D writebacks that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x20 L2_TRANS.L2_FILL L2 fill requests that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x40 L2_TRANS.L2_WB L2 writebacks that access L2 cache 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF0 0x80 L2_TRANS.ALL_REQUESTS Transactions accessing L2 pipe 0,1,2,3 0,1,2,3,4,5,6,7 200003 0 0 0 0 0 0 0 0 0 null 0xF1 0x01 L2_LINES_IN.I L2 cache lines in I state filling L2 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF1 0x02 L2_LINES_IN.S L2 cache lines in S state filling L2 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF1 0x04 L2_LINES_IN.E L2 cache lines in E state filling L2 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF1 0x07 L2_LINES_IN.ALL L2 cache lines filling L2 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF2 0x01 L2_LINES_OUT.DEMAND_CLEAN Clean L2 cache lines evicted by demand 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF2 0x02 L2_LINES_OUT.DEMAND_DIRTY Dirty L2 cache lines evicted by demand 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF2 0x04 L2_LINES_OUT.PF_CLEAN Clean L2 cache lines evicted by L2 prefetch 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF2 0x08 L2_LINES_OUT.PF_DIRTY Dirty L2 cache lines evicted by L2 prefetch 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF2 0x0A L2_LINES_OUT.DIRTY_ALL Dirty L2 cache lines filling the L2 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null 0xF4 0x10 SQ_MISC.SPLIT_LOCK Split locks in SQ 0,1,2,3 0,1,2,3,4,5,6,7 100003 0 0 0 0 0 0 0 0 0 null