linux-kernel - Re: [PATCH v5 03/24] perf vendor events: Add Arrowlake events/metrics

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Message-ID: <53e43c87-9052-4e4a-88fc-a5bc3b713ae5@linux.intel.com>
Date: Wed, 5 Feb 2025 14:08:25 -0500
From: "Liang, Kan" <kan.liang@...ux.intel.com>
To: Ian Rogers <irogers@...gle.com>, Peter Zijlstra <peterz@...radead.org>,
 Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org>,
 Namhyung Kim <namhyung@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Jiri Olsa <jolsa@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>,
 Andreas Färber <afaerber@...e.de>,
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
 Weilin Wang <weilin.wang@...el.com>, linux-kernel@...r.kernel.org,
 linux-perf-users@...r.kernel.org, Perry Taylor <perry.taylor@...el.com>,
 Samantha Alt <samantha.alt@...el.com>,
 Caleb Biggers <caleb.biggers@...el.com>,
 Edward Baker <edward.baker@...el.com>, Michael Petlan <mpetlan@...hat.com>,
 Thomas Falcon <thomas.falcon@...el.com>
Subject: Re: [PATCH v5 03/24] perf vendor events: Add Arrowlake events/metrics



On 2025-02-05 12:31 p.m., Ian Rogers wrote:
> +    {
> +        "BriefDescription": "Counts the number of issue slots that result in retirement slots",
> +        "MetricExpr": "cpu_atom@...DOWN_RETIRING.ALL@ / (8 * cpu_atom@..._CLK_UNHALTED.CORE@)",
> +        "MetricGroup": "TopdownL1;tma_L1_group",
> +        "MetricName": "tma_retiring",
> +        "MetricThreshold": "(tma_retiring >0.75)",
> +        "MetricgroupNoGroup": "TopdownL1",
> +        "ScaleUnit": "100%",
> +        "Unit": "cpu_atom"
> +    },

The "Default" tag is missed at least for all TopdownL1 metrics on Arrow
Lake.

Thanks,
Kan