From nobody Thu Dec 11 19:17:07 2025 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DF5F42DC791 for ; Tue, 2 Dec 2025 17:53:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764698005; cv=none; b=Rht0Yb/08sUXZI8vYLKRk9v0Fd5Ii3cJdRAShx8VGMFnpZ1XID4xHqsn8PpIFy9O+xvBeXiAMwFxX/2feEsb7jhWNAbp0TknbwRBbo3bBLEofkhfruRmGZXO2zaKukvVjhYpeqBk2R9eiN067INTYWnzKVxEkclbAGqgHaTRxJs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764698005; c=relaxed/simple; bh=nQD6YjF1A+Gidqbm6uH/d/x35ugs3Qa7WsbxftdnyMs=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=NE/jq+olrYKYBy5IhHVf2Kf8Tw10u2oXagoR5fqhMBf+E0qqCgGu8dU9bzbcy1zBeqWjkDESnJa+HY+POYeQTTgwZct5XQilXHb6CbPz2soUl4KDbr1rQrV7a4OfIpqzq7JcxUG6xBXcjtg4eIxwD3ZVEVEF97Z5Y0ryrml35Qc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=WjQ4bHfg; arc=none smtp.client-ip=209.85.215.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="WjQ4bHfg" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-bc0de474d4eso11552287a12.0 for ; Tue, 02 Dec 2025 09:53:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1764698003; x=1765302803; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=5gHJSTe4aMe6bAXe1JeM/T8TqsDQ9XRINjSJTN9OwkY=; b=WjQ4bHfg74h8KL/Ol/nQNkxi8FT6jZAM8bWXPjpME7dgE++C8fA4hs2PawKRd8/NwR U+b7w9hdrB2s+ZU0sPYCeNMLeCOahae9Mc5A2yMX0TXE6VMm+eVD80Xs2OrwIEPti8Th 5lrduOTMe1RupfPJU2uzQ+f299wsJrN9lJYE5+cE+DfQxd+M6UCJQuVqXjXbG//lEa0x QQCsSXzt7S2rZDUT0IqwEBjzDw3FBF6U05KJmSe/uZPWkCZJkrFi5bKA0063AlK8NuY4 l7kC9Qj1DL5ts/2zhzoRl7h8Fbg0qwadVQtpwRnovm/Ejn5o/WUCaWy2bD+Ba0C2Ix+5 VhGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764698003; x=1765302803; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5gHJSTe4aMe6bAXe1JeM/T8TqsDQ9XRINjSJTN9OwkY=; b=WwMa8xjf0tI7fBDsi+cziihtX7e9nu8ZIhO9srDyuziNoRCcO+t47krw62VGsp+kLs kwpGajK5t65rgTWzAIBlyIkwQtIMBS3EF7QgVGJCHW2x3+Fcq7dGMTWxXAKYYa3rDvIU Uqjo1Zby5Dfd76qSoh/Y8w+YSjsktyiMhelRBAV1ToecM9p9/IstdrxbCTDh58BThJBW pGm8WaZKlGe1PWJwn8tQhOo/V8nXFGuf0pVVooEgyYuLMBqcvNM+IlgwMCPZHa0GHycT Fipp6PUXkmTJkhNcdVX//H5w2sA6V9Dis+nM+4Xfly00vZDy6GOWtGmiuMY9KjAbGfsW 6oBw== X-Forwarded-Encrypted: i=1; AJvYcCUaADjbG9mSkSLvLxyrfUL7nAyDJ+2CVnzb2oToZjV97RbPdrjfjiyk5+su5L6ATBqHBFcUTcxFtUZ/CyM=@vger.kernel.org X-Gm-Message-State: AOJu0YzzY1YOVZlSgo1WnMmy566gw3ZWwkY/yvYY2ctitNoJBk/CyVw1 DPMk2bnJi3A/TTvxlmPZwrsUfcwjexCF77bnJO67LrpMgIPR5Okxw1QoqRUYqC2wo+PIWTEnHg1 cgB5R4SFsOg== X-Google-Smtp-Source: AGHT+IFtGKK6M98TpiWaOOglmbgfE8ItBlen87eSw5j2d80aWIc3gkf/1OFKU/1Xk4GAVABscB5PGsX6uQt+ X-Received: from dyctx12.prod.google.com ([2002:a05:7301:5f8c:b0:2a4:7052:5652]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:3395:b0:2a4:65bc:4053 with SMTP id 5a478bee46e88-2a9418c43c6mr13361844eec.38.1764698003274; Tue, 02 Dec 2025 09:53:23 -0800 (PST) Date: Tue, 2 Dec 2025 09:50:22 -0800 In-Reply-To: <20251202175043.623597-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251202175043.623597-1-irogers@google.com> X-Mailer: git-send-email 2.52.0.158.g65b55ccf14-goog Message-ID: <20251202175043.623597-28-irogers@google.com> Subject: [PATCH v9 27/48] perf jevents: Add smi metric group for Intel models From: Ian Rogers To: Adrian Hunter , Alexander Shishkin , Arnaldo Carvalho de Melo , Benjamin Gray , Caleb Biggers , Edward Baker , Ian Rogers , Ingo Molnar , James Clark , Jing Zhang , Jiri Olsa , John Garry , Leo Yan , Namhyung Kim , Perry Taylor , Peter Zijlstra , Samantha Alt , Sandipan Das , Thomas Falcon , Weilin Wang , Xu Yang , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Allow duplicated metric to be dropped from json files. Signed-off-by: Ian Rogers Tested-by: Thomas Falcon --- tools/perf/pmu-events/intel_metrics.py | 24 ++++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index 0cb7a38ad238..94604b1b07d8 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -3,9 +3,9 @@ import argparse import math import os -from metric import (d_ratio, has_event, max, Event, JsonEncodeMetric, +from metric import (d_ratio, has_event, max, CheckPmu, Event, JsonEncodeMe= tric, JsonEncodeMetricGroupDescriptions, LoadEvents, Metric, - MetricGroup, Select) + MetricGroup, MetricRef, Select) =20 # Global command line arguments. _args =3D None @@ -56,6 +56,25 @@ def Rapl() -> MetricGroup: description=3D"Running Average Power Limit (RAPL) p= ower consumption estimates") =20 =20 +def Smi() -> MetricGroup: + pmu =3D "" if CheckPmu("cpu_core") else "cpu" + aperf =3D Event('msr/aperf/') + cycles =3D Event('cycles') + smi_num =3D Event('msr/smi/') + smi_cycles =3D Select(Select((aperf - cycles) / aperf, smi_num > 0, 0), + has_event(aperf), + 0) + return MetricGroup('smi', [ + Metric('smi_num', 'Number of SMI interrupts.', + Select(smi_num, has_event(smi_num), 0), 'SMI#'), + # Note, the smi_cycles "Event" is really a reference to the metric. + Metric('smi_cycles', + 'Percentage of cycles spent in System Management Interrupts= . ' + f'Requires /sys/bus/event_source/devices/{pmu}/freeze_on_sm= i to be 1.', + smi_cycles, '100%', threshold=3D(MetricRef('smi_cycles') > = 0.10)) + ], description=3D'System Management Interrupt metrics') + + def main() -> None: global _args =20 @@ -83,6 +102,7 @@ def main() -> None: all_metrics =3D MetricGroup("", [ Idle(), Rapl(), + Smi(), ]) =20 if _args.metricgroups: --=20 2.52.0.158.g65b55ccf14-goog