Messages in this thread | | | Date | Tue, 15 Nov 2022 14:28:27 +0800 | Subject | Re: [RFC PATCH v2 3/6] perf vendor events arm64: Add cache metrics for neoverse-n2 | From | Jing Zhang <> |
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在 2022/11/14 下午4:35, Xing Zhengjun 写道: > > > On 11/14/2022 3:41 PM, Jing Zhang wrote: >> Add cache related metrics. >> >> Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com> >> --- >> .../arch/arm64/arm/neoverse-n2/metrics.json | 77 ++++++++++++++++++++++ >> 1 file changed, 77 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 324ca12..1690ef6 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 >> @@ -54,5 +54,82 @@ >> "BriefDescription": "The rate of DTLB Walks to the overall TLB lookups", >> "MetricGroup": "TLB", >> "MetricName": "dtlb_walk_rate" >> + }, >> + { >> + "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" >> + }, >> + { >> + "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" >> + }, >> + { >> + "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" >> + }, >> + { >> + "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" >> + }, >> + { >> + "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" >> + }, >> + { >> + "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" >> } >> ] >> \ No newline at end of file > > It is better to fix this by adding a newline at the end of the file. > OK, thanks for pointing it out.
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