From nobody Sun Feb 8 19:55:01 2026 Received: from mail-dl1-f74.google.com (mail-dl1-f74.google.com [74.125.82.74]) (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 E3FFD329E7D for ; Thu, 8 Jan 2026 19:11:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.74 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767899498; cv=none; b=OjuLEIxTA9UmFSaiKEiygrFl9WerMQsu3wnCoNP/B0PATWnn7CkbnBzXVfOSDuVJJN2t+kE2cCK2Db0GjWD3cpOsZMZUOtyVX4toc1OybxLq0YvZFXuclf9X5yCg0+u9ZQnCwpzANEBJFJM0skWctZ9SL4pDUtWX/c3C3UiGnP0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767899498; c=relaxed/simple; bh=sYwyZW0LBQ597YLyTQ69dNu9phNlPd6GGL+UFrt/Z8M=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=i9p0fXTYXMnbwFTzSi5cCkYV+NBchVgNOEOhz5d5VRaOGhMH8OEqtnf1Y4lZl1sZI4xlX1N80RTmvgR2Uhro93akD+uJyAUU7Lew/q4vH7FlFY8iwE9E/Gn1aqEmjuxsrCpV3a/QxJcjIwStkVtPjhfHBVRr1CsxD+Bic7ZhQeo= 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=E1t/lCQu; arc=none smtp.client-ip=74.125.82.74 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="E1t/lCQu" Received: by mail-dl1-f74.google.com with SMTP id a92af1059eb24-11f3b5411c7so248063c88.1 for ; Thu, 08 Jan 2026 11:11:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1767899495; x=1768504295; 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=5xiZgUA9BZXnU+zboVf8da2/7HRlOa+405JXsBRB3eM=; b=E1t/lCQuSXmgPEMNwX++UtCyRHSdhOzKn9wOPvhTGnYntxxqAX5etlhRnAEi0CauCI +1x1m4y2fp/DXFys3EItl1FA829RKZ6uutC1xF/tQQ/BU4xBvaHRYLoGA6K6WHvMA7Yd dV5ucXT7LsZdyNwqYvYzi+RWFohRX3GRr8uAyMxHbIb/3mYBjHKOC8loBTdKfVlDDIUI IYUv8dLwM+KRrRFg+C5UUDJPByV/9TkdijwXfwY4/pZN+cJ2A5OyACN5sWm99ytDoMJg jP1fFeVKDZ2Ujv0wKjUvvaDfeS4oVwTf8AO+XInt7jz8vW5oyVLnsz/POa75WiPsfVTj cOwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767899495; x=1768504295; 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=5xiZgUA9BZXnU+zboVf8da2/7HRlOa+405JXsBRB3eM=; b=Ac64tpO+esYJhCn3S9TNcONLD1f2cbZRP1TbR5/plb1b6WYbABnP3Am103BCZ74h1n +K8Rz2VK/xW1JKbiPMUhcz7VInaWtjS6BzTfswpM7vAN19gTvQqIyBb4qqON/O4ACqyI nsn7bw/GkKbL8mS8qhVtISHCVtHSKucV8i467HY0Q/Orbiyr7aF7MneoAHd2DXE8NYmG yglajk2drQusB9Qc3IKa8lz9OpiOjOVrC7kjXk3GKibESrmXSygYKlbHeswA3UXqHjpF YXuBD+U1QecgxDwO40rL6/luo8YFe6hYsaTVLgi/361JgxQjqVlmwYwvq1ufz0bVeA8t Izpw== X-Forwarded-Encrypted: i=1; AJvYcCXLBtz7VmUIYK4kavbJN7E8OfqSyyJTtYcsI3fDPGlzvpMt+31JWbdm+F7Ssd9I+ObqEdUC7YO+oIGPLjA=@vger.kernel.org X-Gm-Message-State: AOJu0YxSYEScecCvI8kyEzucaHv+7EqKNPiCT7m+QFSbFv6+8KWGZBGn tpVH8/7SIi7rfOZxGdHhHIc5fzJGHX9UePNxDS2rAvZscvxJAHVc58HjC8uFVWVr2OMZfm0Rg7J qJLbulFoFbg== X-Google-Smtp-Source: AGHT+IFEU0Ge3OyHwketfTl1l2kXLOptB8lTGAn62BI93wCkTMzUx4ghNN34AgBRlWNHycE+o4KU7eNO8/37 X-Received: from dlbqj18.prod.google.com ([2002:a05:7022:ec12:b0:120:5c35:c798]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:fc0a:b0:11b:bf3f:5208 with SMTP id a92af1059eb24-121f8ab6a1emr4896207c88.1.1767899494989; Thu, 08 Jan 2026 11:11:34 -0800 (PST) Date: Thu, 8 Jan 2026 11:10:35 -0800 In-Reply-To: <20260108191105.695131-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260108191105.695131-1-irogers@google.com> X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Message-ID: <20260108191105.695131-6-irogers@google.com> Subject: [PATCH v10 05/35] perf jevents: Add upc metric for uops per cycle for AMD 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" The metric adjusts for whether or not SMT is on. Reviewed-by: Sandipan Das Signed-off-by: Ian Rogers --- tools/perf/pmu-events/amd_metrics.py | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index f51a044b8005..42e46b33334d 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -3,14 +3,26 @@ import argparse import math import os +from typing import Optional from metric import (d_ratio, has_event, max, Event, JsonEncodeMetric, - JsonEncodeMetricGroupDescriptions, LoadEvents, Metric, - MetricGroup, Select) + JsonEncodeMetricGroupDescriptions, Literal, LoadEvents, + Metric, MetricGroup, Select) =20 # Global command line arguments. _args =3D None - +_zen_model: int =3D 1 interval_sec =3D Event("duration_time") +ins =3D Event("instructions") +cycles =3D Event("cycles") +# Number of CPU cycles scaled for SMT. +smt_cycles =3D Select(cycles / 2, Literal("#smt_on"), cycles) + + +def AmdUpc() -> Metric: + ops =3D Event("ex_ret_ops", "ex_ret_cops") + upc =3D d_ratio(ops, smt_cycles) + return Metric("lpm_upc", "Micro-ops retired per core cycle (higher is = better)", + upc, "uops/cycle") =20 =20 def Idle() -> Metric: @@ -45,6 +57,7 @@ def Rapl() -> MetricGroup: =20 def main() -> None: global _args + global _zen_model =20 def dir_path(path: str) -> str: """Validate path is a directory for argparse.""" @@ -67,7 +80,10 @@ def main() -> None: directory =3D f"{_args.events_path}/x86/{_args.model}/" LoadEvents(directory) =20 + _zen_model =3D int(_args.model[6:]) + all_metrics =3D MetricGroup("", [ + AmdUpc(), Idle(), Rapl(), ]) --=20 2.52.0.457.g6b5491de43-goog