From nobody Mon Feb 9 02:13:20 2026 Received: from mail-dy1-f201.google.com (mail-dy1-f201.google.com [74.125.82.201]) (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 9450132AAC0 for ; Tue, 27 Jan 2026 18:45:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539534; cv=none; b=XLoB3C4eRYF76HBLqX7lrIe85tZBVzH4HUjatEaiNET/+JGVf/EXqgBkt/YUQzskRvWZ0EdV5bC2BJajcD2DmTw0Oyk1rJdC4LXS6g6wIoZQyKbW227D8qsKsCjWBhmEVf5cY7vM823nPxwGu71VqSxmTOyYWNGWKW6XwaOSTfc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539534; c=relaxed/simple; bh=3dzH9klhwyq4bIO5RZyfc4K/bXsuFAcPH6T9odgWY5E=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=hlsSIo8f1yk3g9WxL0ZF0mG8i/aVXOg7/dJpn7JTe33F5Y4G2jMtox3A5PeLUdjBShF1IPVsyphhVThEO9ULmqW3VHstNMz08eNN7r7GvIWRgdsSHOyx5pZ2PvxwNBREb3FtbY6MWAysJUQIz7YaZzRGPtXqdv5FgduF9NW36s0= 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=CSKC6wjN; arc=none smtp.client-ip=74.125.82.201 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="CSKC6wjN" Received: by mail-dy1-f201.google.com with SMTP id 5a478bee46e88-2b72b6fc371so4681778eec.0 for ; Tue, 27 Jan 2026 10:45:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1769539532; x=1770144332; 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=yVpNkInAkg5hK1ZT/Ec1Y6M//ts4yyfB9sxqK5ohOKU=; b=CSKC6wjNaU5PWr9Ys50aKWyBT4xMrkouEKDetTIEtOndcyL4PV9HKfSzezlTNhdR5Y k1cu8r1+AL9lphcLa89PYEQCa71c3NGjK85gvwpJ2+RhYMxbapBwfm5WXrxBNK0cQtIk H00JQdXZwqJjKtV8+2DtsdWuteN3drRcrkyy6cVAzQvciYyR81tOm8s6IzgApacMziIq 7oNIREdARUNs8ju+BEHWlQsit3+oRXUr4bX8nY2nqWKfWLBregE3BjPJuWQj+8uW0rg4 5xY6d2Vpk1RImmVeVz4BHO4sCc16caU/UciN8jJgPEUDOy6PR2yyUHPZRkuvRytcG/Rq CExg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769539532; x=1770144332; 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=yVpNkInAkg5hK1ZT/Ec1Y6M//ts4yyfB9sxqK5ohOKU=; b=rElv68CPw3CmDpdO9rJxneTkNCcUPMi4IWtynYXjbWP+hPZjhRNBZivFdNmJSs+cCy 27IyGBdVKROZaayufa9MnNw8ICYgq0R8TSN0PT132Kpyh8JDqbUyRN0eFgM6dUJgNsVS BJGCkRduQT04c5ByIhsvv45xUJqFakA7RsqvJSNcLqGoVUhOmBNy57T4OrfMQ8FxCF2X va3C5aVm1MGnJAMdbJn+CribU6Fm7fnG2ZaSGHi5TggdKo0NNuEe06AbePxQah1ecxUS p9j4yZOUCfxW1XjvATR3RoO6lihrKGlqxkrks5fSxex7hARAyMysO0TVt3saA9iYUDPV nIzQ== X-Forwarded-Encrypted: i=1; AJvYcCUOW7+/LxfKTelzTOliPSZ8tujf1LDYy2HkQn18cg/CoCk+KLJmO5LRH/UXBifiCAMs4P2T9Ew23ZRGD0s=@vger.kernel.org X-Gm-Message-State: AOJu0Yw1cMpfyWj2LdKNbvM1VLSeCGQ5oKCQjtyeeAFVj3ON4UDT2NX9 KNIQ2JJ0gcmojD0WmXbYUp4Y2NxI271uPeGNcROmXqLNMHUQ50ebOYJN4gAwe1qDw5wViRT/Mwa oca5m9oRp1w== X-Received: from dlg25.prod.google.com ([2002:a05:7022:799:b0:124:9b94:b216]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7301:1926:b0:2b4:7205:c385 with SMTP id 5a478bee46e88-2b78d55db67mr1510838eec.0.1769539531682; Tue, 27 Jan 2026 10:45:31 -0800 (PST) Date: Tue, 27 Jan 2026 10:44:34 -0800 In-Reply-To: <20260127184506.3059493-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260127184506.3059493-1-irogers@google.com> X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Message-ID: <20260127184506.3059493-4-irogers@google.com> Subject: [PATCH v11 03/35] perf jevents: Add RAPL event metric for AMD zen 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 , 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" Add power per second metrics based on RAPL. Reviewed-by: Sandipan Das Signed-off-by: Ian Rogers --- tools/perf/pmu-events/amd_metrics.py | 31 +++++++++++++++++++++++++--- 1 file changed, 28 insertions(+), 3 deletions(-) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index bc91d9c120fa..b6cdeb4f09fe 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -1,13 +1,36 @@ #!/usr/bin/env python3 # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) import argparse +import math import os -from metric import (JsonEncodeMetric, JsonEncodeMetricGroupDescriptions, L= oadEvents, - MetricGroup) +from metric import (d_ratio, has_event, Event, JsonEncodeMetric, JsonEncod= eMetricGroupDescriptions, + LoadEvents, Metric, MetricGroup, Select) =20 # Global command line arguments. _args =3D None =20 +interval_sec =3D Event("duration_time") + + +def Rapl() -> MetricGroup: + """Processor socket power consumption estimate. + + Use events from the running average power limit (RAPL) driver. + """ + # Watts =3D joules/second + # Currently only energy-pkg is supported by AMD: + # https://lore.kernel.org/lkml/20220105185659.643355-1-eranian@google.= com/ + pkg =3D Event("power/energy\\-pkg/") + cond_pkg =3D Select(pkg, has_event(pkg), math.nan) + scale =3D 2.3283064365386962890625e-10 + metrics =3D [ + Metric("lpm_cpu_power_pkg", "", + d_ratio(cond_pkg * scale, interval_sec), "Watts"), + ] + + return MetricGroup("lpm_cpu_power", metrics, + description=3D"Processor socket power consumption e= stimates") + =20 def main() -> None: global _args @@ -33,7 +56,9 @@ def main() -> None: directory =3D f"{_args.events_path}/x86/{_args.model}/" LoadEvents(directory) =20 - all_metrics =3D MetricGroup("", []) + all_metrics =3D MetricGroup("", [ + Rapl(), + ]) =20 if _args.metricgroups: print(JsonEncodeMetricGroupDescriptions(all_metrics)) --=20 2.52.0.457.g6b5491de43-goog