[PATCH v3 3/6] perf vendor events arm64: Add cache metrics for neoverse-n2

Jing Zhang
2022-11-24T17:15:12Z

Add cache related metrics.

Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com>
---
.../arch/arm64/arm/neoverse-n2/metrics.json | 83 ++++++++++++++++++++++
1 file changed, 83 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 bb19960..20b5ad1 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
@@ -84,5 +84,88 @@
"MetricGroup": "TLB",
"MetricName": "itlb_walk_rate",
"ScaleUnit": "100%"
+ },
+ {
+ "MetricExpr": "L1I_CACHE_REFILL / INST_RETIRED * 1000",
+ "PublicDescription": "The rate of L1 I-Cache misses per kilo instructions",
+ "BriefDescription": "The rate of L1 I-Cache misses per kilo instructions",
+ "MetricGroup": "Cache",
+ "MetricName": "l1i_cache_mpki"
+ },
+ {
+ "MetricExpr": "L1I_CACHE_REFILL / L1I_CACHE",
+ "PublicDescription": "The rate of L1 I-Cache misses to the overall L1 I-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",
+ "PublicDescription": "The rate of L1 D-Cache misses per kilo instructions",
+ "BriefDescription": "The rate of L1 D-Cache misses per kilo instructions",
+ "MetricGroup": "Cache",
+ "MetricName": "l1d_cache_mpki"
+ },
+ {
+ "MetricExpr": "L1D_CACHE_REFILL / L1D_CACHE",
+ "PublicDescription": "The rate of L1 D-Cache misses to the overall L1 D-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",
+ "PublicDescription": "The rate of L2 D-Cache misses per kilo instructions",
+ "BriefDescription": "The rate of L2 D-Cache misses per kilo instructions",
+ "MetricGroup": "Cache",
+ "MetricName": "l2d_cache_mpki"
+ },
+ {
+ "MetricExpr": "L2D_CACHE_REFILL / L2D_CACHE",
+ "PublicDescription": "The rate of L2 D-Cache misses to the overall L2 D-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",
+ "PublicDescription": "The rate of L3 D-Cache misses per kilo instructions",
+ "BriefDescription": "The rate of L3 D-Cache misses per kilo instructions",
+ "MetricGroup": "Cache",
+ "MetricName": "l3d_cache_mpki"
+ },
+ {
+ "MetricExpr": "L3D_CACHE_REFILL / L3D_CACHE",
+ "PublicDescription": "The rate of L3 D-Cache misses to the overall L3 D-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",
+ "PublicDescription": "The rate of LL Cache read misses per kilo instructions",
+ "BriefDescription": "The rate of LL Cache read misses per kilo instructions",
+ "MetricGroup": "Cache",
+ "MetricName": "ll_cache_read_mpki"
+ },
+ {
+ "MetricExpr": "LL_CACHE_MISS_RD / LL_CACHE_RD",
+ "PublicDescription": "The rate of LL Cache read misses to the overall LL Cache read",
+ "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",
+ "PublicDescription": "The rate of LL Cache read hit to the overall LL Cache read",
+ "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