From nobody Mon Feb 9 15:08:42 2026 Received: from mail-dy1-f202.google.com (mail-dy1-f202.google.com [74.125.82.202]) (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 632B232AAD3 for ; Tue, 27 Jan 2026 18:45:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539537; cv=none; b=kY1pQ3XQKw2Xgm4+G5vjRJlbMBT8m/A7PIQcmRJE7lEuIm6bnEzM5ii/xZXUYny2sjLBn51UshF5Morf5MlR8XqgOSXqqfX14lQ7/QtnDKY2rrPhy2ylM/0vAJgSblzlWSbPflMlsRFEhgcvxNomYCUumcH5JzeuVchclnh3eak= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539537; c=relaxed/simple; bh=sYwyZW0LBQ597YLyTQ69dNu9phNlPd6GGL+UFrt/Z8M=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=Q7MMVIai60Xx+IFs0dqTl5PyoswcrFYR9pVIkCtSFK7GFd9xQ2keiJ5Q3Xzk+x6FmlaP0df5DcEP//UPbNGZKt7oc27SdOjNR97mmU/DQMJjoCKAlmogsbhqJSLgGqYSUkEzpw0rhW8Nw/t8YYsJgy7qz3UD0okXKzpiyxABRL4= 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=ahzeF/SO; arc=none smtp.client-ip=74.125.82.202 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="ahzeF/SO" Received: by mail-dy1-f202.google.com with SMTP id 5a478bee46e88-2b71c5826fbso6470346eec.1 for ; Tue, 27 Jan 2026 10:45:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1769539536; x=1770144336; 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=ahzeF/SOLyKd6UHNDcRrRNmqpuQ/Z7bvgJfUM0lCO44PepWK5OkgDr8xFBoJG1G72W v5g2/f1YLRsfucPWPScFOQdMkOMCTk/LCgwl8XDt2KCyvOeyhPfog03y2yvyHGgfdQos SIQhqr2BG4R5fiNNXxCxevXMb7vfJAYzEZsQANMhcQy4F2GFWSc194t6rHWNvd+V17nz Ccqan1bdFcOIMhusXLu9N+f5yqTonxrhfAqxoPIVXp1kE1L2knBJogr1St0f9JbT7g49 dOUZyAahBNYAGwiJxGnMI8nU1BSwt+2ZC/ryErz0wlHprht17F167Z38xzn/0k/J81id L9PQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769539536; x=1770144336; 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=CdYgHxU9Omlfqsyi7li9GkxmwIeUi8NOsRIrLymB8HtHXrIk+1V6nQh6yAy5ETis+E S6RwDHFDfhfPm6OA1pI3ZD0gwnCJz7/Wr85/M7pijTlNLsc3LPdHYhWBG45mUw6L86Tz P5iPpaACbYxdvCcwr9V7zgqESjX0+GfYW+1laBtevH5XqTM7pnfkGBDmhpbCOzHwVuwk I606dkOim2w5UdVCxWKOI82iNRZ6PcaJUiDn6wSGEhdDICHoWNbNJwUvt+dvmN0ikIDH 7P+j+TQM10CW+boxZHlc9m9weqP1SzCeYvK1RsCRRKJYJznrX0mKwf1CGnOu0OM3qo08 b3zQ== X-Forwarded-Encrypted: i=1; AJvYcCVc36tZOCLGNOfIT4TEUKZ9CSGmxFMLyWm+MV8XDcPGcpH8F+jXRjYYED2RQE6D4xP9gKRDkvCpinaSjKE=@vger.kernel.org X-Gm-Message-State: AOJu0Yz/XBcP8nhtvSozflhBcme1isHCnMQRXdrBZGWIJvxVMqC/oB3V ObYZEiXL7oDw3yj+yhpgF8nLSEfm+FYPeIw+wdQ1ECjr+tgcK9zlh8+aVGdO+EhrsSL5oD+rthx 0VClunnHyhQ== X-Received: from dycqw12-n2.prod.google.com ([2002:a05:7300:c00c:20b0:2b7:96fd:3374]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:ac90:b0:2a4:3594:72ed with SMTP id 5a478bee46e88-2b78d9d6c90mr1415898eec.28.1769539535565; Tue, 27 Jan 2026 10:45:35 -0800 (PST) Date: Tue, 27 Jan 2026 10:44:36 -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: <20260127184506.3059493-6-irogers@google.com> Subject: [PATCH v11 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 , 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