Messages in this thread Patch in this message | | | From | Jing Zhang <> | Subject | [RFC PATCH v2 2/6] perf vendor events arm64: Add TLB metrics for neoverse-n2 | Date | Mon, 14 Nov 2022 15:41:56 +0800 |
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Add TLB related metrics.
Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com> --- .../arch/arm64/arm/neoverse-n2/metrics.json | 28 ++++++++++++++++++++++ 1 file changed, 28 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 0048dfe..324ca12 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 @@ -26,5 +26,33 @@ "BriefDescription": "Backend Bound L1 topdown metric", "MetricGroup": "TopDownL1", "MetricName": "backend_bound" + }, + { + "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 TLB lookups initiated from the instruction side", + "BriefDescription": "The rate of ITLB Walks to the overall TLB lookups", + "MetricGroup": "TLB", + "MetricName": "itlb_walk_rate" + }, + { + "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 TLB lookups made by the program", + "BriefDescription": "The rate of DTLB Walks to the overall TLB lookups", + "MetricGroup": "TLB", + "MetricName": "dtlb_walk_rate" } ] \ No newline at end of file -- 1.8.3.1
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