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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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