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Message-Id: <1673940573-90503-7-git-send-email-renyu.zj@linux.alibaba.com>
Date:   Tue, 17 Jan 2023 15:29:30 +0800
From:   Jing Zhang <renyu.zj@...ux.alibaba.com>
To:     John Garry <john.g.garry@...cle.com>,
        Ian Rogers <irogers@...gle.com>
Cc:     Xing Zhengjun <zhengjun.xing@...ux.intel.com>,
        Will Deacon <will@...nel.org>,
        James Clark <james.clark@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        linux-arm-kernel@...ts.infradead.org,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Andrew Kilroy <andrew.kilroy@....com>,
        Shuai Xue <xueshuai@...ux.alibaba.com>,
        Zhuo Song <zhuo.song@...ux.alibaba.com>,
        Jing Zhang <renyu.zj@...ux.alibaba.com>
Subject: [PATCH v8 6/9] perf vendor events arm64: Add cache metrics for neoverse-n2-v2

Add cache related metrics.

Signed-off-by: Jing Zhang <renyu.zj@...ux.alibaba.com>
Reviewed-by: John Garry <john.g.garry@...cle.com>
Acked-by: Ian Rogers <irogers@...gle.com>
---
 .../arch/arm64/arm/neoverse-n2-v2/metrics.json     | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json
index 60bbd8f..08c6aaa 100644
--- a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json
+++ b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json
@@ -62,5 +62,82 @@
         "MetricGroup": "TLB",
         "MetricName": "itlb_walk_rate",
         "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "L1I_CACHE_REFILL / INST_RETIRED * 1000",
+        "BriefDescription": "The rate of L1 I-Cache misses per kilo instructions",
+        "MetricGroup": "Cache",
+        "MetricName": "l1i_cache_mpki",
+        "ScaleUnit": "1MPKI"
+    },
+    {
+        "MetricExpr": "L1I_CACHE_REFILL / L1I_CACHE",
+        "BriefDescription": "The rate of L1 I-Cache misses to the overall L1 I-Cache",
+        "MetricGroup": "Cache",
+        "MetricName": "l1i_cache_miss_rate",
+        "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "L1D_CACHE_REFILL / INST_RETIRED * 1000",
+        "BriefDescription": "The rate of L1 D-Cache misses per kilo instructions",
+        "MetricGroup": "Cache",
+        "MetricName": "l1d_cache_mpki",
+        "ScaleUnit": "1MPKI"
+    },
+    {
+        "MetricExpr": "L1D_CACHE_REFILL / L1D_CACHE",
+        "BriefDescription": "The rate of L1 D-Cache misses to the overall L1 D-Cache",
+        "MetricGroup": "Cache",
+        "MetricName": "l1d_cache_miss_rate",
+        "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "L2D_CACHE_REFILL / INST_RETIRED * 1000",
+        "BriefDescription": "The rate of L2 D-Cache misses per kilo instructions",
+        "MetricGroup": "Cache",
+        "MetricName": "l2d_cache_mpki",
+        "ScaleUnit": "1MPKI"
+    },
+    {
+        "MetricExpr": "L2D_CACHE_REFILL / L2D_CACHE",
+        "BriefDescription": "The rate of L2 D-Cache misses to the overall L2 D-Cache",
+        "MetricGroup": "Cache",
+        "MetricName": "l2d_cache_miss_rate",
+        "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "L3D_CACHE_REFILL / INST_RETIRED * 1000",
+        "BriefDescription": "The rate of L3 D-Cache misses per kilo instructions",
+        "MetricGroup": "Cache",
+        "MetricName": "l3d_cache_mpki",
+        "ScaleUnit": "1MPKI"
+    },
+    {
+        "MetricExpr": "L3D_CACHE_REFILL / L3D_CACHE",
+        "BriefDescription": "The rate of L3 D-Cache misses to the overall L3 D-Cache",
+        "MetricGroup": "Cache",
+        "MetricName": "l3d_cache_miss_rate",
+        "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "LL_CACHE_MISS_RD / INST_RETIRED * 1000",
+        "BriefDescription": "The rate of LL Cache read misses per kilo instructions",
+        "MetricGroup": "Cache",
+        "MetricName": "ll_cache_read_mpki",
+        "ScaleUnit": "1MPKI"
+    },
+    {
+        "MetricExpr": "LL_CACHE_MISS_RD / LL_CACHE_RD",
+        "BriefDescription": "The rate of LL Cache read misses to the overall LL Cache read",
+        "MetricGroup": "Cache",
+        "MetricName": "ll_cache_read_miss_rate",
+        "ScaleUnit": "100%"
+    },
+    {
+        "MetricExpr": "(LL_CACHE_RD - LL_CACHE_MISS_RD) / LL_CACHE_RD",
+        "BriefDescription": "The rate of LL Cache read hit to the overall LL Cache read",
+        "MetricGroup": "Cache",
+        "MetricName": "ll_cache_read_hit_rate",
+        "ScaleUnit": "100%"
     }
 ]
-- 
1.8.3.1

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