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Date: Thu, 5 Aug 2021 09:18:29 +0800
From: "Jin, Yao" <yao.jin@...ux.intel.com>
To: acme@...nel.org, jolsa@...nel.org, peterz@...radead.org,
mingo@...hat.com, alexander.shishkin@...ux.intel.com
Cc: Linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
ak@...ux.intel.com, kan.liang@...el.com, yao.jin@...el.com
Subject: Re: [PATCH v3] perf vendor events: Add metrics for Icelake Server
Hi Andi,
I guess Arnaldo needs your ACK before consider picking up this patch.
Can you give an ACK for this patch?
Thanks
Jin Yao
On 7/29/2021 3:11 PM, Jin, Yao wrote:
> Hi Arnaldo,
>
> Can you kindly pick up this patch?
>
> Thanks
> Jin Yao
>
> On 7/21/2021 3:07 PM, Jin Yao wrote:
>> Add JSON metrics for Icelake Server to perf.
>>
>> Based on TMA metrics 4.21 at 01.org.
>> https://download.01.org/perfmon/
>>
>> Signed-off-by: Jin Yao <yao.jin@...ux.intel.com>
>> ---
>> v3:
>> - PMU cstate_core and cstate_pkg are supported for ICX since 5.14-rc1,
>> add cstate metrics for Core C1/C6 and Package C2/C6.
>>
>> v2:
>> - Fix perf test 10 error.
>>
>> # ./perf test 10
>> 10: PMU events :
>> 10.1: PMU event table sanity : Ok
>> 10.2: PMU event map aliases : Ok
>> 10.3: Parsing of PMU event table metrics : Ok
>> 10.4: Parsing of PMU event table metrics with fake PMUs : Ok
>>
>> - Remove cstate metrics because the kernel has not supported
>> cstate_core and cstate_core for Icelake server.
>>
>> - Remove the topdown L1/L2 metrics.
>>
>> .../arch/x86/icelakex/icx-metrics.json | 315 ++++++++++++++++++
>> 1 file changed, 315 insertions(+)
>> create mode 100644 tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
>>
>> diff --git a/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
>> b/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
>> new file mode 100644
>> index 000000000000..0731459cdded
>> --- /dev/null
>> +++ b/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
>> @@ -0,0 +1,315 @@
>> +[
>> + {
>> + "BriefDescription": "Instructions Per Cycle (per Logical Processor)",
>> + "MetricExpr": "INST_RETIRED.ANY / CPU_CLK_UNHALTED.THREAD",
>> + "MetricGroup": "Summary",
>> + "MetricName": "IPC"
>> + },
>> + {
>> + "BriefDescription": "Uops Per Instruction",
>> + "MetricExpr": "UOPS_RETIRED.SLOTS / INST_RETIRED.ANY",
>> + "MetricGroup": "Pipeline;Retire",
>> + "MetricName": "UPI"
>> + },
>> + {
>> + "BriefDescription": "Instruction per taken branch",
>> + "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.NEAR_TAKEN",
>> + "MetricGroup": "Branches;FetchBW;PGO",
>> + "MetricName": "IpTB"
>> + },
>> + {
>> + "BriefDescription": "Cycles Per Instruction (per Logical Processor)",
>> + "MetricExpr": "1 / (INST_RETIRED.ANY / CPU_CLK_UNHALTED.THREAD)",
>> + "MetricGroup": "Pipeline",
>> + "MetricName": "CPI"
>> + },
>> + {
>> + "BriefDescription": "Per-Logical Processor actual clocks when the Logical Processor is
>> active.",
>> + "MetricExpr": "CPU_CLK_UNHALTED.THREAD",
>> + "MetricGroup": "Pipeline",
>> + "MetricName": "CLKS"
>> + },
>> + {
>> + "BriefDescription": "Instructions Per Cycle (per physical core)",
>> + "MetricExpr": "INST_RETIRED.ANY / CPU_CLK_UNHALTED.DISTRIBUTED",
>> + "MetricGroup": "SMT;TmaL1",
>> + "MetricName": "CoreIPC"
>> + },
>> + {
>> + "BriefDescription": "Floating Point Operations Per Cycle",
>> + "MetricExpr": "( 1 * ( FP_ARITH_INST_RETIRED.SCALAR_SINGLE +
>> FP_ARITH_INST_RETIRED.SCALAR_DOUBLE ) + 2 * FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + 4 * (
>> FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * (
>> FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 *
>> FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE ) / CPU_CLK_UNHALTED.DISTRIBUTED",
>> + "MetricGroup": "Flops",
>> + "MetricName": "FLOPc"
>> + },
>> + {
>> + "BriefDescription": "Instruction-Level-Parallelism (average number of uops executed when
>> there is at least 1 uop executed)",
>> + "MetricExpr": "UOPS_EXECUTED.THREAD / ( UOPS_EXECUTED.CORE_CYCLES_GE_1 / 2 )",
>> + "MetricGroup": "Pipeline;PortsUtil",
>> + "MetricName": "ILP"
>> + },
>> + {
>> + "BriefDescription": "Number of Instructions per non-speculative Branch Misprediction
>> (JEClear)",
>> + "MetricExpr": "INST_RETIRED.ANY / BR_MISP_RETIRED.ALL_BRANCHES",
>> + "MetricGroup": "BrMispredicts",
>> + "MetricName": "IpMispredict"
>> + },
>> + {
>> + "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;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",
>> + "MetricName": "IpCall"
>> + },
>> + {
>> + "BriefDescription": "Branch instructions per taken branch. ",
>> + "MetricExpr": "BR_INST_RETIRED.ALL_BRANCHES / BR_INST_RETIRED.NEAR_TAKEN",
>> + "MetricGroup": "Branches;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 ) + 2 * FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + 4 * (
>> FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * (
>> FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 *
>> FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE )",
>> + "MetricGroup": "Flops;FpArith;InsType",
>> + "MetricName": "IpFLOP"
>> + },
>> + {
>> + "BriefDescription": "Total number of retired Instructions, Sample with:
>> INST_RETIRED.PREC_DIST",
>> + "MetricExpr": "INST_RETIRED.ANY",
>> + "MetricGroup": "Summary;TmaL1",
>> + "MetricName": "Instructions"
>> + },
>> + {
>> + "BriefDescription": "Fraction of Uops delivered by the LSD (Loop Stream Detector; aka
>> Loop Cache)",
>> + "MetricExpr": "LSD.UOPS / (IDQ.DSB_UOPS + LSD.UOPS + IDQ.MITE_UOPS + IDQ.MS_UOPS)",
>> + "MetricGroup": "LSD",
>> + "MetricName": "LSD_Coverage"
>> + },
>> + {
>> + "BriefDescription": "Fraction of Uops delivered by the DSB (aka Decoded ICache; or Uop
>> Cache)",
>> + "MetricExpr": "IDQ.DSB_UOPS / (IDQ.DSB_UOPS + LSD.UOPS + IDQ.MITE_UOPS + IDQ.MS_UOPS)",
>> + "MetricGroup": "DSB;FetchBW",
>> + "MetricName": "DSB_Coverage"
>> + },
>> + {
>> + "BriefDescription": "Actual Average Latency for L1 data-cache miss demand loads (in core
>> cycles)",
>> + "MetricExpr": "L1D_PEND_MISS.PENDING / ( MEM_LOAD_RETIRED.L1_MISS +
>> MEM_LOAD_RETIRED.FB_HIT )",
>> + "MetricGroup": "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": "MemoryBound;MemoryBW",
>> + "MetricName": "MLP"
>> + },
>> + {
>> + "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 ) / ( 2 * CPU_CLK_UNHALTED.DISTRIBUTED )",
>> + "MetricGroup": "MemoryTLB",
>> + "MetricName": "Page_Walks_Utilization"
>> + },
>> + {
>> + "BriefDescription": "Average data fill bandwidth to the L1 data cache [GB / sec]",
>> + "MetricExpr": "64 * L1D.REPLACEMENT / 1000000000 / duration_time",
>> + "MetricGroup": "MemoryBW",
>> + "MetricName": "L1D_Cache_Fill_BW"
>> + },
>> + {
>> + "BriefDescription": "Average data fill bandwidth to the L2 cache [GB / sec]",
>> + "MetricExpr": "64 * L2_LINES_IN.ALL / 1000000000 / duration_time",
>> + "MetricGroup": "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": "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": "MemoryBW;Offcore",
>> + "MetricName": "L3_Cache_Access_BW"
>> + },
>> + {
>> + "BriefDescription": "L1 cache true misses per kilo instruction for retired demand loads",
>> + "MetricExpr": "1000 * MEM_LOAD_RETIRED.L1_MISS / INST_RETIRED.ANY",
>> + "MetricGroup": "CacheMisses",
>> + "MetricName": "L1MPKI"
>> + },
>> + {
>> + "BriefDescription": "L2 cache true misses per kilo instruction for retired demand loads",
>> + "MetricExpr": "1000 * MEM_LOAD_RETIRED.L2_MISS / INST_RETIRED.ANY",
>> + "MetricGroup": "CacheMisses",
>> + "MetricName": "L2MPKI"
>> + },
>> + {
>> + "BriefDescription": "L2 cache misses per kilo instruction for all request types
>> (including speculative)",
>> + "MetricExpr": "1000 * ( ( OFFCORE_REQUESTS.ALL_DATA_RD - OFFCORE_REQUESTS.DEMAND_DATA_RD
>> ) + L2_RQSTS.ALL_DEMAND_MISS + L2_RQSTS.SWPF_MISS ) / INST_RETIRED.ANY",
>> + "MetricGroup": "CacheMisses;Offcore",
>> + "MetricName": "L2MPKI_All"
>> + },
>> + {
>> + "BriefDescription": "L3 cache true misses per kilo instruction for retired demand loads",
>> + "MetricExpr": "1000 * MEM_LOAD_RETIRED.L3_MISS / INST_RETIRED.ANY",
>> + "MetricGroup": "CacheMisses",
>> + "MetricName": "L3MPKI"
>> + },
>> + {
>> + "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;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;Server",
>> + "MetricName": "L2_Evictions_NonSilent_PKI"
>> + },
>> + {
>> + "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 ) + 2 * FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE + 4 * (
>> FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE ) + 8 * (
>> FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE + FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE ) + 16 *
>> FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE ) / 1000000000 ) / duration_time",
>> + "MetricGroup": "Flops;HPC",
>> + "MetricName": "GFLOPs"
>> + },
>> + {
>> + "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",
>> + "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": "Average external Memory Bandwidth Use for reads and writes [GB / sec]",
>> + "MetricExpr": "( 64 * ( uncore_imc@..._count_read@ + uncore_imc@..._count_write@ ) /
>> 1000000000 ) / duration_time",
>> + "MetricGroup": "HPC;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 ) / ( cha_0@...nt\\=0x0@ / duration_time )",
>> + "MetricGroup": "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@...nt\\=0x36\\,umask\\=0xC817FE01\\,thresh\\=1@",
>> + "MetricGroup": "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 ) / cha_0@...nt\\=0x0@ )",
>> + "MetricGroup": "MemoryLat;SoC;Server",
>> + "MetricName": "MEM_PMM_Read_Latency"
>> + },
>> + {
>> + "BriefDescription": "Average 3DXP Memory Bandwidth Use for reads [GB / sec]",
>> + "MetricExpr": "( ( 64 * imc@...nt\\=0xe3@ / 1000000000 ) / duration_time )",
>> + "MetricGroup": "MemoryBW;SoC;Server",
>> + "MetricName": "PMM_Read_BW"
>> + },
>> + {
>> + "BriefDescription": "Average 3DXP Memory Bandwidth Use for Writes [GB / sec]",
>> + "MetricExpr": "( ( 64 * imc@...nt\\=0xe7@ / 1000000000 ) / duration_time )",
>> + "MetricGroup": "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;SoC;Server",
>> + "MetricName": "IO_Write_BW"
>> + },
>> + {
>> + "BriefDescription": "Average IO (network or disk) Bandwidth Use for Reads [GB / sec]",
>> + "MetricExpr": "( UNC_CHA_TOR_INSERTS.IO_HIT_ITOM + UNC_CHA_TOR_INSERTS.IO_MISS_ITOM +
>> UNC_CHA_TOR_INSERTS.IO_HIT_ITOMCACHENEAR + UNC_CHA_TOR_INSERTS.IO_MISS_ITOMCACHENEAR ) * 64 /
>> 1000000000 / duration_time",
>> + "MetricGroup": "IoBW;SoC;Server",
>> + "MetricName": "IO_Read_BW"
>> + },
>> + {
>> + "BriefDescription": "Socket actual clocks when any core is active on that socket",
>> + "MetricExpr": "cha_0@...nt\\=0x0@",
>> + "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"
>> + },
>> +]
>>
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