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Message-ID: <2be4088e-bf28-d9af-27d3-6a6019181cad@linux.intel.com>
Date:   Sat, 28 May 2022 17:55:22 +0800
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Subject: Re: [PATCH 1/2] perf vendor events intel: Add metrics for
 Sapphirerapids
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To:     Ian Rogers <irogers@google.com>
Cc:     acme@kernel.org, peterz@infradead.org, mingo@redhat.com,
        alexander.shishkin@intel.com, jolsa@redhat.com,
        linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
        adrian.hunter@intel.com, ak@linux.intel.com,
        kan.liang@linux.intel.com
References: <20220525091013.1704887-1-zhengjun.xing@linux.intel.com>
 <CAP-5=fWhJq-f2Hx2ONCYcb2Veyi3-1jFcCiS28PnmGA0MX0yqg@mail.gmail.com>
From:   Xing Zhengjun <zhengjun.xing@linux.intel.com>
In-Reply-To: <CAP-5=fWhJq-f2Hx2ONCYcb2Veyi3-1jFcCiS28PnmGA0MX0yqg@mail.gmail.com>
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On 5/28/2022 4:03 AM, Ian Rogers wrote:
> On Wed, May 25, 2022 at 2:10 AM <zhengjun.xing@linux.intel.com> wrote:
>>
>> From: Zhengjun Xing <zhengjun.xing@linux.intel.com>
>>
>> Add JSON metrics for Sapphirerapids to perf.
>>
>> Based on TMA4.4 metrics.
>>
>> https://download.01.org/perfmon/TMA_Metrics-full.csv
> 
> There's nothing wrong with this and the next change. There is an
> outstanding PR for the converter script [1] which will cause some
> reformatting changes here. To avoid churn we could regenerate with
> those changes.
>

Thanks for the comments.
[1] has been merged, I will regenerate it with the latest converter tool.

> Thanks,
> Ian
> 
> [1] https://github.com/intel/event-converter-for-linux-perf/pull/13
> 
>> Signed-off-by: Zhengjun Xing <zhengjun.xing@linux.intel.com>
>> ---
>>   .../arch/x86/sapphirerapids/spr-metrics.json  | 530 ++++++++++++++++++
>>   1 file changed, 530 insertions(+)
>>   create mode 100644 tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
>>
>> diff --git a/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json b/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
>> new file mode 100644
>> index 000000000000..d0f2d948901c
>> --- /dev/null
>> +++ b/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
>> @@ -0,0 +1,530 @@
>> +[
>> +    {
>> +        "BriefDescription": "Total pipeline cost of branch related instructions (used for program control-flow including function calls)",
>> +        "MetricExpr": "100 * (( BR_INST_RETIRED.COND + 3 * BR_INST_RETIRED.NEAR_CALL + (BR_INST_RETIRED.NEAR_TAKEN - BR_INST_RETIRED.COND_TAKEN - 2 * BR_INST_RETIRED.NEAR_CALL) ) / TOPDOWN.SLOTS)",
>> +        "MetricGroup": "Ret",
>> +        "MetricName": "Branching_Overhead"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions Per Cycle (per Logical Processor)",
>> +        "MetricExpr": "INST_RETIRED.ANY / CPU_CLK_UNHALTED.THREAD",
>> +        "MetricGroup": "Ret;Summary",
>> +        "MetricName": "IPC"
>> +    },
>> +    {
>> +        "BriefDescription": "Cycles Per Instruction (per Logical Processor)",
>> +        "MetricExpr": "1 / (INST_RETIRED.ANY / CPU_CLK_UNHALTED.THREAD)",
>> +        "MetricGroup": "Pipeline;Mem",
>> +        "MetricName": "CPI"
>> +    },
>> +    {
>> +        "BriefDescription": "Per-Logical Processor actual clocks when the Logical Processor is active.",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.THREAD",
>> +        "MetricGroup": "Pipeline",
>> +        "MetricName": "CLKS"
>> +    },
>> +    {
>> +        "BriefDescription": "Total issue-pipeline slots (per-Physical Core till ICL; per-Logical Processor ICL onward)",
>> +        "MetricExpr": "TOPDOWN.SLOTS",
>> +        "MetricGroup": "TmaL1",
>> +        "MetricName": "SLOTS"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of Physical Core issue-slots utilized by this Logical Processor",
>> +        "MetricExpr": "TOPDOWN.SLOTS / ( TOPDOWN.SLOTS / 2 ) if #SMT_on else 1",
>> +        "MetricGroup": "SMT;TmaL1",
>> +        "MetricName": "Slots_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "The ratio of Executed- by Issued-Uops",
>> +        "MetricExpr": "UOPS_EXECUTED.THREAD / UOPS_ISSUED.ANY",
>> +        "MetricGroup": "Cor;Pipeline",
>> +        "MetricName": "Execute_per_Issue",
>> +        "PublicDescription": "The ratio of Executed- by Issued-Uops. Ratio > 1 suggests high rate of uop micro-fusions. Ratio < 1 suggest high rate of \"execute\" at rename stage."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions Per Cycle across hyper-threads (per physical core)",
>> +        "MetricExpr": "INST_RETIRED.ANY / CPU_CLK_UNHALTED.DISTRIBUTED",
>> +        "MetricGroup": "Ret;SMT;TmaL1",
>> +        "MetricName": "CoreIPC"
>> +    },
>> +    {
>> +        "BriefDescription": "Floating Point Operations Per Cycle",
>> +        "MetricExpr": "( 1 * ( FP_ARITH_INST_RETIRED.SCALAR_SINGLE + FP_ARITH_INST_RETIRED.SCALAR_DOUBLE + FP_ARITH_INST_RETIRED2.SCALAR_HALF ) + 2 * ( FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED2.COMPLEX_SCALAR_HALF ) + 4 * ( FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * ( FP_ARITH_INST_RETIRED2.128B_PACKED_HALF + FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 * ( FP_ARITH_INST_RETIRED2.256B_PACKED_HALF + FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE ) + 32 * FP_ARITH_INST_RETIRED2.512B_PACKED_HALF + 4 * AMX_OPS_RETIRED.BF16 ) / CPU_CLK_UNHALTED.DISTRIBUTED",
>> +        "MetricGroup": "Ret;Flops",
>> +        "MetricName": "FLOPc"
>> +    },
>> +    {
>> +        "BriefDescription": "Actual per-core usage of the Floating Point non-X87 execution units (regardless of precision or vector-width)",
>> +        "MetricExpr": "( FP_ARITH_DISPATCHED.PORT_0 + FP_ARITH_DISPATCHED.PORT_1 + FP_ARITH_DISPATCHED.PORT_5 ) / ( 2 * CPU_CLK_UNHALTED.DISTRIBUTED )",
>> +        "MetricGroup": "Cor;Flops;HPC",
>> +        "MetricName": "FP_Arith_Utilization",
>> +        "PublicDescription": "Actual per-core usage of the Floating Point non-X87 execution units (regardless of precision or vector-width). Values > 1 are possible due to ([BDW+] Fused-Multiply Add (FMA) counting - common; [ADL+] use all of ADD/MUL/FMA in Scalar or 128/256-bit vectors - less common)."
>> +    },
>> +    {
>> +        "BriefDescription": "Instruction-Level-Parallelism (average number of uops executed when there is execution) per-core",
>> +        "MetricExpr": "UOPS_EXECUTED.THREAD / (( UOPS_EXECUTED.CORE_CYCLES_GE_1 / 2 ) if #SMT_on else UOPS_EXECUTED.CORE_CYCLES_GE_1)",
>> +        "MetricGroup": "Backend;Cor;Pipeline;PortsUtil",
>> +        "MetricName": "ILP"
>> +    },
>> +    {
>> +        "BriefDescription": "Core actual clocks when any Logical Processor is active on the Physical Core",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.DISTRIBUTED",
>> +        "MetricGroup": "SMT",
>> +        "MetricName": "CORE_CLKS"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Load (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / MEM_INST_RETIRED.ALL_LOADS",
>> +        "MetricGroup": "InsType",
>> +        "MetricName": "IpLoad"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Store (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / MEM_INST_RETIRED.ALL_STORES",
>> +        "MetricGroup": "InsType",
>> +        "MetricName": "IpStore"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Branch (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Branches;Fed;InsType",
>> +        "MetricName": "IpBranch"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per (near) call (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.NEAR_CALL",
>> +        "MetricGroup": "Branches;Fed;PGO",
>> +        "MetricName": "IpCall"
>> +    },
>> +    {
>> +        "BriefDescription": "Instruction per taken branch",
>> +        "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.NEAR_TAKEN",
>> +        "MetricGroup": "Branches;Fed;FetchBW;Frontend;PGO",
>> +        "MetricName": "IpTB"
>> +    },
>> +    {
>> +        "BriefDescription": "Branch instructions per taken branch. ",
>> +        "MetricExpr": "BR_INST_RETIRED.ALL_BRANCHES / BR_INST_RETIRED.NEAR_TAKEN",
>> +        "MetricGroup": "Branches;Fed;PGO",
>> +        "MetricName": "BpTkBranch"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Floating Point (FP) Operation (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / ( 1 * ( FP_ARITH_INST_RETIRED.SCALAR_SINGLE + FP_ARITH_INST_RETIRED.SCALAR_DOUBLE + FP_ARITH_INST_RETIRED2.SCALAR_HALF ) + 2 * ( FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED2.COMPLEX_SCALAR_HALF ) + 4 * ( FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * ( FP_ARITH_INST_RETIRED2.128B_PACKED_HALF + FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 * ( FP_ARITH_INST_RETIRED2.256B_PACKED_HALF + FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE ) + 32 * FP_ARITH_INST_RETIRED2.512B_PACKED_HALF + 4 * AMX_OPS_RETIRED.BF16 )",
>> +        "MetricGroup": "Flops;InsType",
>> +        "MetricName": "IpFLOP"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / ( (FP_ARITH_INST_RETIRED.SCALAR_SINGLE + FP_ARITH_INST_RETIRED.SCALAR_DOUBLE + FP_ARITH_INST_RETIRED2.SCALAR) + (FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE + FP_ARITH_INST_RETIRED2.VECTOR) )",
>> +        "MetricGroup": "Flops;InsType",
>> +        "MetricName": "IpArith",
>> +        "PublicDescription": "Instructions per FP Arithmetic instruction (lower number means higher occurrence rate). May undercount due to FMA double counting. Approximated prior to BDW."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic Scalar Single-Precision instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / FP_ARITH_INST_RETIRED.SCALAR_SINGLE",
>> +        "MetricGroup": "Flops;FpScalar;InsType",
>> +        "MetricName": "IpArith_Scalar_SP",
>> +        "PublicDescription": "Instructions per FP Arithmetic Scalar Single-Precision instruction (lower number means higher occurrence rate). May undercount due to FMA double counting."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic Scalar Double-Precision instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / FP_ARITH_INST_RETIRED.SCALAR_DOUBLE",
>> +        "MetricGroup": "Flops;FpScalar;InsType",
>> +        "MetricName": "IpArith_Scalar_DP",
>> +        "PublicDescription": "Instructions per FP Arithmetic Scalar Double-Precision instruction (lower number means higher occurrence rate). May undercount due to FMA double counting."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic AVX/SSE 128-bit instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / ( FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED2.128B_PACKED_HALF )",
>> +        "MetricGroup": "Flops;FpVector;InsType",
>> +        "MetricName": "IpArith_AVX128",
>> +        "PublicDescription": "Instructions per FP Arithmetic AVX/SSE 128-bit instruction (lower number means higher occurrence rate). May undercount due to FMA double counting."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic AVX* 256-bit instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / ( FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED2.256B_PACKED_HALF )",
>> +        "MetricGroup": "Flops;FpVector;InsType",
>> +        "MetricName": "IpArith_AVX256",
>> +        "PublicDescription": "Instructions per FP Arithmetic AVX* 256-bit instruction (lower number means higher occurrence rate). May undercount due to FMA double counting."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic AVX 512-bit instruction (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / ( FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE + FP_ARITH_INST_RETIRED2.512B_PACKED_HALF )",
>> +        "MetricGroup": "Flops;FpVector;InsType",
>> +        "MetricName": "IpArith_AVX512",
>> +        "PublicDescription": "Instructions per FP Arithmetic AVX 512-bit instruction (lower number means higher occurrence rate). May undercount due to FMA double counting."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per FP Arithmetic AMX operation (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / AMX_OPS_RETIRED.BF16",
>> +        "MetricGroup": "Flops;FpVector;InsType;Server",
>> +        "MetricName": "IpArith_AMX_F16",
>> +        "PublicDescription": "Instructions per FP Arithmetic AMX operation (lower number means higher occurrence rate). Operations factored per matrices' sizes of the AMX instructions."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Integer Arithmetic AMX operation (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / AMX_OPS_RETIRED.INT8",
>> +        "MetricGroup": "IntVector;InsType;Server",
>> +        "MetricName": "IpArith_AMX_Int8",
>> +        "PublicDescription": "Instructions per Integer Arithmetic AMX operation (lower number means higher occurrence rate). Operations factored per matrices' sizes of the AMX instructions."
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Software prefetch instruction (of any type: NTA/T0/T1/T2/Prefetch) (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / cpu@SW_PREFETCH_ACCESS.T0\\,umask\\=0xF@",
>> +        "MetricGroup": "Prefetches",
>> +        "MetricName": "IpSWPF"
>> +    },
>> +    {
>> +        "BriefDescription": "Total number of retired Instructions, Sample with: INST_RETIRED.PREC_DIST",
>> +        "MetricExpr": "INST_RETIRED.ANY",
>> +        "MetricGroup": "Summary;TmaL1",
>> +        "MetricName": "Instructions"
>> +    },
>> +    {
>> +        "BriefDescription": "Estimated fraction of retirement-cycles dealing with repeat instructions",
>> +        "MetricExpr": "INST_RETIRED.REP_ITERATION / cpu@UOPS_RETIRED.SLOTS\\,cmask\\=1@",
>> +        "MetricGroup": "Pipeline;Ret",
>> +        "MetricName": "Strings_Cycles"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per a microcode Assist invocation. See Assists tree node for details (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / cpu@ASSISTS.ANY\\,umask\\=0x1B@",
>> +        "MetricGroup": "Pipeline;Ret;Retire",
>> +        "MetricName": "IpAssist"
>> +    },
>> +    {
>> +        "BriefDescription": "",
>> +        "MetricExpr": "UOPS_EXECUTED.THREAD / cpu@UOPS_EXECUTED.THREAD\\,cmask\\=1@",
>> +        "MetricGroup": "Cor;Pipeline;PortsUtil;SMT",
>> +        "MetricName": "Execute"
>> +    },
>> +    {
>> +        "BriefDescription": "Average number of Uops issued by front-end when it issued something",
>> +        "MetricExpr": "UOPS_ISSUED.ANY / cpu@UOPS_ISSUED.ANY\\,cmask\\=1@",
>> +        "MetricGroup": "Fed;FetchBW",
>> +        "MetricName": "Fetch_UpC"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of Uops delivered by the DSB (aka Decoded ICache; or Uop Cache)",
>> +        "MetricExpr": "IDQ.DSB_UOPS / (IDQ.DSB_UOPS + IDQ.MITE_UOPS + IDQ.MS_UOPS)",
>> +        "MetricGroup": "DSB;Fed;FetchBW",
>> +        "MetricName": "DSB_Coverage"
>> +    },
>> +    {
>> +        "BriefDescription": "Average number of cycles of a switch from the DSB fetch-unit to MITE fetch unit - see DSB_Switches tree node for details.",
>> +        "MetricExpr": "DSB2MITE_SWITCHES.PENALTY_CYCLES / cpu@DSB2MITE_SWITCHES.PENALTY_CYCLES\\,cmask\\=1\\,edge\\=1@",
>> +        "MetricGroup": "DSBmiss",
>> +        "MetricName": "DSB_Switch_Cost"
>> +    },
>> +    {
>> +        "BriefDescription": "Number of Instructions per non-speculative DSB miss (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / FRONTEND_RETIRED.ANY_DSB_MISS",
>> +        "MetricGroup": "DSBmiss;Fed",
>> +        "MetricName": "IpDSB_Miss_Ret"
>> +    },
>> +    {
>> +        "BriefDescription": "Number of Instructions per non-speculative Branch Misprediction (JEClear) (lower number means higher occurrence rate)",
>> +        "MetricExpr": "INST_RETIRED.ANY / BR_MISP_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Bad;BadSpec;BrMispredicts",
>> +        "MetricName": "IpMispredict"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of branches that are non-taken conditionals",
>> +        "MetricExpr": "BR_INST_RETIRED.COND_NTAKEN / BR_INST_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Bad;Branches;CodeGen;PGO",
>> +        "MetricName": "Cond_NT"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of branches that are taken conditionals",
>> +        "MetricExpr": "BR_INST_RETIRED.COND_TAKEN / BR_INST_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Bad;Branches;CodeGen;PGO",
>> +        "MetricName": "Cond_TK"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of branches that are CALL or RET",
>> +        "MetricExpr": "( BR_INST_RETIRED.NEAR_CALL + BR_INST_RETIRED.NEAR_RETURN ) / BR_INST_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Bad;Branches",
>> +        "MetricName": "CallRet"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of branches that are unconditional (direct or indirect) jumps",
>> +        "MetricExpr": "(BR_INST_RETIRED.NEAR_TAKEN - BR_INST_RETIRED.COND_TAKEN - 2 * BR_INST_RETIRED.NEAR_CALL) / BR_INST_RETIRED.ALL_BRANCHES",
>> +        "MetricGroup": "Bad;Branches",
>> +        "MetricName": "Jump"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of branches of other types (not individually covered by other metrics in Info.Branches group)",
>> +        "MetricExpr": "1 - ( (BR_INST_RETIRED.COND_NTAKEN / BR_INST_RETIRED.ALL_BRANCHES) + (BR_INST_RETIRED.COND_TAKEN / BR_INST_RETIRED.ALL_BRANCHES) + (( BR_INST_RETIRED.NEAR_CALL + BR_INST_RETIRED.NEAR_RETURN ) / BR_INST_RETIRED.ALL_BRANCHES) + ((BR_INST_RETIRED.NEAR_TAKEN - BR_INST_RETIRED.COND_TAKEN - 2 * BR_INST_RETIRED.NEAR_CALL) / BR_INST_RETIRED.ALL_BRANCHES) )",
>> +        "MetricGroup": "Bad;Branches",
>> +        "MetricName": "Other_Branches"
>> +    },
>> +    {
>> +        "BriefDescription": "Actual Average Latency for L1 data-cache miss demand load operations (in core cycles)",
>> +        "MetricExpr": "L1D_PEND_MISS.PENDING / MEM_LOAD_COMPLETED.L1_MISS_ANY",
>> +        "MetricGroup": "Mem;MemoryBound;MemoryLat",
>> +        "MetricName": "Load_Miss_Real_Latency"
>> +    },
>> +    {
>> +        "BriefDescription": "Memory-Level-Parallelism (average number of L1 miss demand load when there is at least one such miss. Per-Logical Processor)",
>> +        "MetricExpr": "L1D_PEND_MISS.PENDING / L1D_PEND_MISS.PENDING_CYCLES",
>> +        "MetricGroup": "Mem;MemoryBound;MemoryBW",
>> +        "MetricName": "MLP"
>> +    },
>> +    {
>> +        "BriefDescription": "L1 cache true misses per kilo instruction for retired demand loads",
>> +        "MetricExpr": "1000 * MEM_LOAD_RETIRED.L1_MISS / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L1MPKI"
>> +    },
>> +    {
>> +        "BriefDescription": "L1 cache true misses per kilo instruction for all demand loads (including speculative)",
>> +        "MetricExpr": "1000 * L2_RQSTS.ALL_DEMAND_DATA_RD / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L1MPKI_Load"
>> +    },
>> +    {
>> +        "BriefDescription": "L2 cache true misses per kilo instruction for retired demand loads",
>> +        "MetricExpr": "1000 * MEM_LOAD_RETIRED.L2_MISS / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;Backend;CacheMisses",
>> +        "MetricName": "L2MPKI"
>> +    },
>> +    {
>> +        "BriefDescription": "L2 cache ([RKL+] true) misses per kilo instruction for all request types (including speculative)",
>> +        "MetricExpr": "1000 * L2_RQSTS.MISS / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses;Offcore",
>> +        "MetricName": "L2MPKI_All"
>> +    },
>> +    {
>> +        "BriefDescription": "L2 cache ([RKL+] true) misses per kilo instruction for all demand loads  (including speculative)",
>> +        "MetricExpr": "1000 * L2_RQSTS.DEMAND_DATA_RD_MISS / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L2MPKI_Load"
>> +    },
>> +    {
>> +        "BriefDescription": "L2 cache hits per kilo instruction for all request types (including speculative)",
>> +        "MetricExpr": "1000 * ( L2_RQSTS.REFERENCES - L2_RQSTS.MISS ) / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L2HPKI_All"
>> +    },
>> +    {
>> +        "BriefDescription": "L2 cache hits per kilo instruction for all demand loads  (including speculative)",
>> +        "MetricExpr": "1000 * L2_RQSTS.DEMAND_DATA_RD_HIT / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L2HPKI_Load"
>> +    },
>> +    {
>> +        "BriefDescription": "L3 cache true misses per kilo instruction for retired demand loads",
>> +        "MetricExpr": "1000 * MEM_LOAD_RETIRED.L3_MISS / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "L3MPKI"
>> +    },
>> +    {
>> +        "BriefDescription": "Fill Buffer (FB) hits per kilo instructions for retired demand loads (L1D misses that merge into ongoing miss-handling entries)",
>> +        "MetricExpr": "1000 * MEM_LOAD_RETIRED.FB_HIT / INST_RETIRED.ANY",
>> +        "MetricGroup": "Mem;CacheMisses",
>> +        "MetricName": "FB_HPKI"
>> +    },
>> +    {
>> +        "BriefDescription": "Utilization of the core's Page Walker(s) serving STLB misses triggered by instruction/Load/Store accesses",
>> +        "MetricConstraint": "NO_NMI_WATCHDOG",
>> +        "MetricExpr": "( ITLB_MISSES.WALK_PENDING + DTLB_LOAD_MISSES.WALK_PENDING + DTLB_STORE_MISSES.WALK_PENDING ) / ( 4 * CPU_CLK_UNHALTED.DISTRIBUTED )",
>> +        "MetricGroup": "Mem;MemoryTLB",
>> +        "MetricName": "Page_Walks_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-core data fill bandwidth to the L1 data cache [GB / sec]",
>> +        "MetricExpr": "64 * L1D.REPLACEMENT / 1000000000 / duration_time",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L1D_Cache_Fill_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-core data fill bandwidth to the L2 cache [GB / sec]",
>> +        "MetricExpr": "64 * L2_LINES_IN.ALL / 1000000000 / duration_time",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L2_Cache_Fill_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-core data fill bandwidth to the L3 cache [GB / sec]",
>> +        "MetricExpr": "64 * LONGEST_LAT_CACHE.MISS / 1000000000 / duration_time",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L3_Cache_Fill_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-core data access bandwidth to the L3 cache [GB / sec]",
>> +        "MetricExpr": "64 * OFFCORE_REQUESTS.ALL_REQUESTS / 1000000000 / duration_time",
>> +        "MetricGroup": "Mem;MemoryBW;Offcore",
>> +        "MetricName": "L3_Cache_Access_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Rate of silent evictions from the L2 cache per Kilo instruction where the evicted lines are dropped (no writeback to L3 or memory)",
>> +        "MetricExpr": "1000 * L2_LINES_OUT.SILENT / INST_RETIRED.ANY",
>> +        "MetricGroup": "L2Evicts;Mem;Server",
>> +        "MetricName": "L2_Evictions_Silent_PKI"
>> +    },
>> +    {
>> +        "BriefDescription": "Rate of non silent evictions from the L2 cache per Kilo instruction",
>> +        "MetricExpr": "1000 * L2_LINES_OUT.NON_SILENT / INST_RETIRED.ANY",
>> +        "MetricGroup": "L2Evicts;Mem;Server",
>> +        "MetricName": "L2_Evictions_NonSilent_PKI"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-thread data fill bandwidth to the L1 data cache [GB / sec]",
>> +        "MetricExpr": "(64 * L1D.REPLACEMENT / 1000000000 / duration_time)",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L1D_Cache_Fill_BW_1T"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-thread data fill bandwidth to the L2 cache [GB / sec]",
>> +        "MetricExpr": "(64 * L2_LINES_IN.ALL / 1000000000 / duration_time)",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L2_Cache_Fill_BW_1T"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-thread data fill bandwidth to the L3 cache [GB / sec]",
>> +        "MetricExpr": "(64 * LONGEST_LAT_CACHE.MISS / 1000000000 / duration_time)",
>> +        "MetricGroup": "Mem;MemoryBW",
>> +        "MetricName": "L3_Cache_Fill_BW_1T"
>> +    },
>> +    {
>> +        "BriefDescription": "Average per-thread data access bandwidth to the L3 cache [GB / sec]",
>> +        "MetricExpr": "(64 * OFFCORE_REQUESTS.ALL_REQUESTS / 1000000000 / duration_time)",
>> +        "MetricGroup": "Mem;MemoryBW;Offcore",
>> +        "MetricName": "L3_Cache_Access_BW_1T"
>> +    },
>> +    {
>> +        "BriefDescription": "Average CPU Utilization",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC / msr@tsc@",
>> +        "MetricGroup": "HPC;Summary",
>> +        "MetricName": "CPU_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "Measured Average Frequency for unhalted processors [GHz]",
>> +        "MetricExpr": "(CPU_CLK_UNHALTED.THREAD / CPU_CLK_UNHALTED.REF_TSC) * msr@tsc@ / 1000000000 / duration_time",
>> +        "MetricGroup": "Summary;Power",
>> +        "MetricName": "Average_Frequency"
>> +    },
>> +    {
>> +        "BriefDescription": "Giga Floating Point Operations Per Second",
>> +        "MetricExpr": "( ( 1 * ( FP_ARITH_INST_RETIRED.SCALAR_SINGLE + FP_ARITH_INST_RETIRED.SCALAR_DOUBLE + FP_ARITH_INST_RETIRED2.SCALAR_HALF ) + 2 * ( FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + FP_ARITH_INST_RETIRED2.COMPLEX_SCALAR_HALF ) + 4 * ( FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * ( FP_ARITH_INST_RETIRED2.128B_PACKED_HALF + FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 * ( FP_ARITH_INST_RETIRED2.256B_PACKED_HALF + FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE ) + 32 * FP_ARITH_INST_RETIRED2.512B_PACKED_HALF + 4 * AMX_OPS_RETIRED.BF16 ) / 1000000000 ) / duration_time",
>> +        "MetricGroup": "Cor;Flops;HPC",
>> +        "MetricName": "GFLOPs",
>> +        "PublicDescription": "Giga Floating Point Operations Per Second. Aggregate across all supported options of: FP precisions, scalar and vector instructions, vector-width and AMX engine."
>> +    },
>> +    {
>> +        "BriefDescription": "Tera Integer (matrix) Operations Per Second",
>> +        "MetricExpr": "( 8 * AMX_OPS_RETIRED.INT8 /  1000000000000 ) / duration_time",
>> +        "MetricGroup": "Cor;HPC;IntVector;Server",
>> +        "MetricName": "TIOPS"
>> +    },
>> +    {
>> +        "BriefDescription": "Average Frequency Utilization relative nominal frequency",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.THREAD / CPU_CLK_UNHALTED.REF_TSC",
>> +        "MetricGroup": "Power",
>> +        "MetricName": "Turbo_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of cycles where both hardware Logical Processors were active",
>> +        "MetricExpr": "1 - CPU_CLK_UNHALTED.ONE_THREAD_ACTIVE / CPU_CLK_UNHALTED.REF_DISTRIBUTED if #SMT_on else 0",
>> +        "MetricGroup": "SMT",
>> +        "MetricName": "SMT_2T_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "Fraction of cycles spent in the Operating System (OS) Kernel mode",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.THREAD_P:k / CPU_CLK_UNHALTED.THREAD",
>> +        "MetricGroup": "OS",
>> +        "MetricName": "Kernel_Utilization"
>> +    },
>> +    {
>> +        "BriefDescription": "Cycles Per Instruction for the Operating System (OS) Kernel mode",
>> +        "MetricExpr": "CPU_CLK_UNHALTED.THREAD_P:k / INST_RETIRED.ANY_P:k",
>> +        "MetricGroup": "OS",
>> +        "MetricName": "Kernel_CPI"
>> +    },
>> +    {
>> +        "BriefDescription": "Average external Memory Bandwidth Use for reads and writes [GB / sec]",
>> +        "MetricExpr": "( 64 * ( uncore_imc@cas_count_read@ + uncore_imc@cas_count_write@ ) / 1000000000 ) / duration_time",
>> +        "MetricGroup": "HPC;Mem;MemoryBW;SoC",
>> +        "MetricName": "DRAM_BW_Use"
>> +    },
>> +    {
>> +        "BriefDescription": "Average latency of data read request to external memory (in nanoseconds). Accounts for demand loads and L1/L2 prefetches",
>> +        "MetricExpr": "1000000000 * ( UNC_CHA_TOR_OCCUPANCY.IA_MISS_DRD / UNC_CHA_TOR_INSERTS.IA_MISS_DRD ) / ( uncore_cha_0@event\\=0x1@ / duration_time )",
>> +        "MetricGroup": "Mem;MemoryLat;SoC",
>> +        "MetricName": "MEM_Read_Latency"
>> +    },
>> +    {
>> +        "BriefDescription": "Average number of parallel data read requests to external memory. Accounts for demand loads and L1/L2 prefetches",
>> +        "MetricExpr": "UNC_CHA_TOR_OCCUPANCY.IA_MISS_DRD / cha@UNC_CHA_TOR_OCCUPANCY.IA_MISS_DRD\\,thresh\\=1@",
>> +        "MetricGroup": "Mem;MemoryBW;SoC",
>> +        "MetricName": "MEM_Parallel_Reads"
>> +    },
>> +    {
>> +        "BriefDescription": "Average latency of data read request to external 3D X-Point memory [in nanoseconds]. Accounts for demand loads and L1/L2 data-read prefetches",
>> +        "MetricExpr": "( 1000000000 * ( UNC_CHA_TOR_OCCUPANCY.IA_MISS_DRD_PMM / UNC_CHA_TOR_INSERTS.IA_MISS_DRD_PMM ) / uncore_cha_0@event\\=0x1@ )",
>> +        "MetricGroup": "Mem;MemoryLat;SoC;Server",
>> +        "MetricName": "MEM_PMM_Read_Latency"
>> +    },
>> +    {
>> +        "BriefDescription": "Average latency of data read request to external DRAM memory [in nanoseconds]. Accounts for demand loads and L1/L2 data-read prefetches",
>> +        "MetricExpr": " 1000000000 * ( UNC_CHA_TOR_OCCUPANCY.IA_MISS_DRD_DDR / UNC_CHA_TOR_INSERTS.IA_MISS_DRD_DDR ) / uncore_cha_0@event\\=0x1@",
>> +        "MetricGroup": "Mem;MemoryLat;SoC;Server",
>> +        "MetricName": "MEM_DRAM_Read_Latency"
>> +    },
>> +    {
>> +        "BriefDescription": "Average 3DXP Memory Bandwidth Use for reads [GB / sec]",
>> +        "MetricExpr": "( ( 64 * UNC_M_PMM_RPQ_INSERTS / 1000000000 ) / duration_time )",
>> +        "MetricGroup": "Mem;MemoryBW;SoC;Server",
>> +        "MetricName": "PMM_Read_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Average 3DXP Memory Bandwidth Use for Writes [GB / sec]",
>> +        "MetricExpr": "( ( 64 * UNC_M_PMM_WPQ_INSERTS / 1000000000 ) / duration_time )",
>> +        "MetricGroup": "Mem;MemoryBW;SoC;Server",
>> +        "MetricName": "PMM_Write_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Average IO (network or disk) Bandwidth Use for Writes [GB / sec]",
>> +        "MetricExpr": "UNC_CHA_TOR_INSERTS.IO_PCIRDCUR * 64 / 1000000000 / duration_time",
>> +        "MetricGroup": "IoBW;Mem;SoC;Server",
>> +        "MetricName": "IO_Write_BW"
>> +    },
>> +    {
>> +        "BriefDescription": "Socket actual clocks when any core is active on that socket",
>> +        "MetricExpr": "uncore_cha_0@event\\=0x1@",
>> +        "MetricGroup": "SoC",
>> +        "MetricName": "Socket_CLKS"
>> +    },
>> +    {
>> +        "BriefDescription": "Instructions per Far Branch ( Far Branches apply upon transition from application to operating system, handling interrupts, exceptions) [lower number means higher occurrence rate]",
>> +        "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.FAR_BRANCH:u",
>> +        "MetricGroup": "Branches;OS",
>> +        "MetricName": "IpFarBranch"
>> +    },
>> +    {
>> +        "BriefDescription": "C1 residency percent per core",
>> +        "MetricExpr": "(cstate_core@c1\\-residency@ / msr@tsc@) * 100",
>> +        "MetricGroup": "Power",
>> +        "MetricName": "C1_Core_Residency"
>> +    },
>> +    {
>> +        "BriefDescription": "C6 residency percent per core",
>> +        "MetricExpr": "(cstate_core@c6\\-residency@ / msr@tsc@) * 100",
>> +        "MetricGroup": "Power",
>> +        "MetricName": "C6_Core_Residency"
>> +    },
>> +    {
>> +        "BriefDescription": "C2 residency percent per package",
>> +        "MetricExpr": "(cstate_pkg@c2\\-residency@ / msr@tsc@) * 100",
>> +        "MetricGroup": "Power",
>> +        "MetricName": "C2_Pkg_Residency"
>> +    },
>> +    {
>> +        "BriefDescription": "C6 residency percent per package",
>> +        "MetricExpr": "(cstate_pkg@c6\\-residency@ / msr@tsc@) * 100",
>> +        "MetricGroup": "Power",
>> +        "MetricName": "C6_Pkg_Residency"
>> +    }
>> +]
>> --
>> 2.25.1
>>

-- 
Zhengjun Xing