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Date: Thu, 14 Apr 2022 09:11:40 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Kan Liang <kan.liang@...ux.intel.com>,
Xing Zhengjun <zhengjun.xing@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>,
John Garry <john.garry@...wei.com>,
James Clark <james.clark@....com>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Subject: Re: [PATCH 01/14] perf vendor events intel: Fix icelake cstate
metrics
Em Wed, Apr 13, 2022 at 02:04:50PM -0700, Ian Rogers escreveu:
> Apply cstate fix from:
> https://github.com/intel/event-converter-for-linux-perf/
> so that metrics for cstates that exist on the particular architecture
> are generated. This corrects issues with metric testing.
>
> Also correct topic of ASSISTS.ANY event.
I would really appreciate acks/reviewed-by tags for these,
Thanks!
- Arnaldo
> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
> .../arch/x86/icelake/icl-metrics.json | 24 ++++++++++++++-----
> .../pmu-events/arch/x86/icelake/other.json | 14 +----------
> .../pmu-events/arch/x86/icelake/pipeline.json | 14 ++++++++++-
> 3 files changed, 32 insertions(+), 20 deletions(-)
>
> diff --git a/tools/perf/pmu-events/arch/x86/icelake/icl-metrics.json b/tools/perf/pmu-events/arch/x86/icelake/icl-metrics.json
> index 4af23c04dc18..ea73bc1889ba 100644
> --- a/tools/perf/pmu-events/arch/x86/icelake/icl-metrics.json
> +++ b/tools/perf/pmu-events/arch/x86/icelake/icl-metrics.json
> @@ -408,12 +408,6 @@
> "MetricGroup": "Branches;OS",
> "MetricName": "IpFarBranch"
> },
> - {
> - "BriefDescription": "C3 residency percent per core",
> - "MetricExpr": "(cstate_core@c3\\-residency@ / msr@tsc@) * 100",
> - "MetricGroup": "Power",
> - "MetricName": "C3_Core_Residency"
> - },
> {
> "BriefDescription": "C6 residency percent per core",
> "MetricExpr": "(cstate_core@c6\\-residency@ / msr@tsc@) * 100",
> @@ -449,5 +443,23 @@
> "MetricExpr": "(cstate_pkg@c7\\-residency@ / msr@tsc@) * 100",
> "MetricGroup": "Power",
> "MetricName": "C7_Pkg_Residency"
> + },
> + {
> + "BriefDescription": "C8 residency percent per package",
> + "MetricExpr": "(cstate_pkg@c8\\-residency@ / msr@tsc@) * 100",
> + "MetricGroup": "Power",
> + "MetricName": "C8_Pkg_Residency"
> + },
> + {
> + "BriefDescription": "C9 residency percent per package",
> + "MetricExpr": "(cstate_pkg@c9\\-residency@ / msr@tsc@) * 100",
> + "MetricGroup": "Power",
> + "MetricName": "C9_Pkg_Residency"
> + },
> + {
> + "BriefDescription": "C10 residency percent per package",
> + "MetricExpr": "(cstate_pkg@c10\\-residency@ / msr@tsc@) * 100",
> + "MetricGroup": "Power",
> + "MetricName": "C10_Pkg_Residency"
> }
> ]
> diff --git a/tools/perf/pmu-events/arch/x86/icelake/other.json b/tools/perf/pmu-events/arch/x86/icelake/other.json
> index 08f6321025e8..2e177f95a9cb 100644
> --- a/tools/perf/pmu-events/arch/x86/icelake/other.json
> +++ b/tools/perf/pmu-events/arch/x86/icelake/other.json
> @@ -1,16 +1,4 @@
> [
> - {
> - "BriefDescription": "Number of occurrences where a microcode assist is invoked by hardware.",
> - "CollectPEBSRecord": "2",
> - "Counter": "0,1,2,3,4,5,6,7",
> - "EventCode": "0xc1",
> - "EventName": "ASSISTS.ANY",
> - "PEBScounters": "0,1,2,3,4,5,6,7",
> - "PublicDescription": "Counts the number of occurrences where a microcode assist is invoked by hardware Examples include AD (page Access Dirty), FP and AVX related assists.",
> - "SampleAfterValue": "100003",
> - "Speculative": "1",
> - "UMask": "0x7"
> - },
> {
> "BriefDescription": "Core cycles where the core was running in a manner where Turbo may be clipped to the Non-AVX turbo schedule.",
> "CollectPEBSRecord": "2",
> @@ -407,4 +395,4 @@
> "Speculative": "1",
> "UMask": "0x1"
> }
> -]
> \ No newline at end of file
> +]
> diff --git a/tools/perf/pmu-events/arch/x86/icelake/pipeline.json b/tools/perf/pmu-events/arch/x86/icelake/pipeline.json
> index 573ac7ac8879..2b58cfaaaf39 100644
> --- a/tools/perf/pmu-events/arch/x86/icelake/pipeline.json
> +++ b/tools/perf/pmu-events/arch/x86/icelake/pipeline.json
> @@ -12,6 +12,18 @@
> "Speculative": "1",
> "UMask": "0x9"
> },
> + {
> + "BriefDescription": "Number of occurrences where a microcode assist is invoked by hardware.",
> + "CollectPEBSRecord": "2",
> + "Counter": "0,1,2,3,4,5,6,7",
> + "EventCode": "0xc1",
> + "EventName": "ASSISTS.ANY",
> + "PEBScounters": "0,1,2,3,4,5,6,7",
> + "PublicDescription": "Counts the number of occurrences where a microcode assist is invoked by hardware Examples include AD (page Access Dirty), FP and AVX related assists.",
> + "SampleAfterValue": "100003",
> + "Speculative": "1",
> + "UMask": "0x7"
> + },
> {
> "BriefDescription": "All branch instructions retired.",
> "CollectPEBSRecord": "2",
> @@ -1102,4 +1114,4 @@
> "SampleAfterValue": "1000003",
> "UMask": "0x2"
> }
> -]
> \ No newline at end of file
> +]
> --
> 2.36.0.rc0.470.gd361397f0d-goog
--
- Arnaldo
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