Messages in this thread Patch in this message | | | From | Jing Zhang <> | Subject | [PATCH v3 2/6] perf vendor events arm64: Add TLB metrics for neoverse-n2 | Date | Fri, 25 Nov 2022 01:14:44 +0800 |
| |
Add TLB related metrics.
Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com> --- .../arch/arm64/arm/neoverse-n2/metrics.json | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+)
diff --git a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json index 8628140..bb19960 100644 --- a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json +++ b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json @@ -30,5 +30,59 @@ "MetricGroup": "TopdownL1", "MetricName": "backend_bound", "ScaleUnit": "100%" + }, + { + "MetricExpr": "L1D_TLB_REFILL / L1D_TLB", + "PublicDescription": "The rate of L1D TLB refill to the overall L1D TLB lookups", + "BriefDescription": "L1 data TLB miss rate", + "MetricGroup": "TLB", + "MetricName": "l1d_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "L1I_TLB_REFILL / L1I_TLB", + "PublicDescription": "The rate of L1I TLB refill to the overall L1I TLB lookups", + "BriefDescription": "L1 instruction TLB miss rate", + "MetricGroup": "TLB", + "MetricName": "l1i_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "L2D_TLB_REFILL / L2D_TLB", + "PublicDescription": "The rate of L2D TLB refill to the overall L2D TLB lookups", + "BriefDescription": "L2 TLB miss rate", + "MetricGroup": "TLB", + "MetricName": "l2_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "DTLB_WALK / INST_RETIRED * 1000", + "PublicDescription": "The rate of TLB Walks per kilo instructions for data accesses", + "BriefDescription": "The rate of TLB Walks per kilo instructions for data accesses", + "MetricGroup": "TLB", + "MetricName": "dtlb_mpki" + }, + { + "MetricExpr": "DTLB_WALK / L1D_TLB", + "PublicDescription": "The rate of DTLB Walks to the overall L1D TLB lookups", + "BriefDescription": "D-side page table walk rate", + "MetricGroup": "TLB", + "MetricName": "dtlb_walk_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "ITLB_WALK / INST_RETIRED * 1000", + "PublicDescription": "The rate of TLB Walks per kilo instructions for instruction accesses", + "BriefDescription": "The rate of TLB Walks per kilo instructions for instruction accesses", + "MetricGroup": "TLB", + "MetricName": "itlb_mpki" + }, + { + "MetricExpr": "ITLB_WALK / L1I_TLB", + "PublicDescription": "The rate of ITLB Walks to the overall L1I TLB lookups", + "BriefDescription": "I-side page table walk rate", + "MetricGroup": "TLB", + "MetricName": "itlb_walk_rate", + "ScaleUnit": "100%" } ] -- 1.8.3.1
| |