From: Jing Zhang Date: Tue, 17 Jan 2023 07:29:30 +0000 (+0800) Subject: perf vendor events arm64: Add cache metrics for neoverse-n2-v2 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8556d367a7f9c44860422bca5fb677f07aca3960;p=linux.git perf vendor events arm64: Add cache metrics for neoverse-n2-v2 Add cache related metrics. Reviewed-by: John Garry Signed-off-by: Jing Zhang Acked-by: Ian Rogers Cc: Alexander Shishkin Cc: Andrew Kilroy Cc: Ingo Molnar Cc: James Clark Cc: Jiri Olsa Cc: Leo Yan Cc: Mark Rutland Cc: Mike Leach Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Shuai Xue Cc: Will Deacon Cc: Xing Zhengjun Cc: Zhuo Song Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/1673940573-90503-7-git-send-email-renyu.zj@linux.alibaba.com Signed-off-by: Arnaldo Carvalho de Melo --- 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 60bbd8f8f60d4..08c6aaa7ff09b 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%" } ]