From nobody Mon Feb 9 07:21:52 2026 Received: from mail-yb1-f202.google.com (mail-yb1-f202.google.com [209.85.219.202]) (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 76F253CF72 for ; Fri, 1 Mar 2024 18:56:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709319395; cv=none; b=ol4jY+ARRFoj7u/TLznzvJM6W4/C+zCIZqQSZEq2GEB8IJNU2QLcJf3xUhQhMVaMnNXuNlvcxP6v44FulAAD55e3ZSSPBYBsEMiSEHJyeWH/XVPtwUx/ub1LjFp5utvOv2iYajCwWhk/THHWNXWQ307s+v/P63HwDb2AfEaprIw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709319395; c=relaxed/simple; bh=r4ihq+erhDIJ96eTIi6uun2xGpgFyBqf/JqZ/4nXlRw=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=pzYvgJtKfL+j/DIBvX7UBrqQTYwngtG4i+4yXo4pN94T72tYXn496RAYTnycDTHtKdPZJkUZUh8ThoJkMlsJkTweEMnURvWcpvab+A/ZgsBRKuwkXn0wlg//6/tvfD4CRS7ukp2WRyf7hAvg19smSJwJUNutAhiXsChCPv1J2qo= 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=u6kwWqdY; arc=none smtp.client-ip=209.85.219.202 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="u6kwWqdY" Received: by mail-yb1-f202.google.com with SMTP id 3f1490d57ef6-dc6b269686aso3612614276.1 for ; Fri, 01 Mar 2024 10:56:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1709319392; x=1709924192; darn=vger.kernel.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=G7yzNIE0K5lHOvKYMdHiv1H80sWzgzKkY1SnsP+lPB0=; b=u6kwWqdYUqf5ggYScGevoedifLvbkx3oW50/pWIIElME6tZ/SNYxTL0fQ4EsufPWqB MfBNXd8KpBg72OSx/Mbzy71b/frPpli2FO02pSdH27A305tTgbMCS5qwS9HphZKF+SWA IeB5domtpNlFof9dKUIM1gqsyMePmlYWI3AEkvu1fzba9vOd4wVeSRpfU9CXy25wFWgX qk6nyjoPKqsvHHZlLgBCnUh8Tkt0aCrDjj+ErcNUVxklBFqbESmIm6h62viLNxzKpZKp eaRkRzDyJofvOd6+tyAmVlFHqHcMoqGmNEiiHR6NReBfT0ThJZ/u7IVErKW5BiLRwjPo uXQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709319392; x=1709924192; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=G7yzNIE0K5lHOvKYMdHiv1H80sWzgzKkY1SnsP+lPB0=; b=lQqdKv9WAVCDuysNrJLzDnzABtvEehW5cjKcHHjZ7h85yeq8cO7s3skzv/GznfqyC2 WwHTw7WLfO2UXCtd4NRrsQ45+zJmdf4Endhj+oC2Jcxnpi9ownYDk59oYUyKtUy9Qulh 5OvvdMX6YQdKtwFdA4Za7f4ojso7VzNQhjvkTXTATrm9yaqtEPoYDZfHQZR2c2mPG24i hZ/fVvyFxAEXuBQ4j/QnWMFfpcIZUGExdjub9w209/vI3MqKPXeoT2BAa2U2C39MTU/M 49cPr5Orl0wjxHtWtxTN7SCIUDx7yJhKRslzhjHRvIGhZAoebiNt0qT/my6MQ2veUpTo vZeg== X-Forwarded-Encrypted: i=1; AJvYcCUwMG+0EGGJcveN/F798PFTOcIZfyhELoYib+8yQGw1U6XGKt46+AUY7els4475AZCAZwq3M5fs1b0PCuCNk3SPAEfodxTYLE6RSRzj X-Gm-Message-State: AOJu0YwSPe3tvgSE6uUBmPfED3J2ANf9JfpocQqKEuyKs1c0KGIJj+mn IXcIvuZHkdGYYcDWwgPUMY2x4Rfyl5DX2AATwfCPGoDgnws+OPmlMwKWpbg8LrAzr/K9pQcF05y VTHiejA== X-Google-Smtp-Source: AGHT+IG6ceWekcjgL/fYnf/VMGmCO/lnutsaDenvRqQ0JanWjuvoPrnbXWTWwuJKIYrMXYcveSJoPdoWUUGi X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:af4b:7fc1:b7be:fcb7]) (user=irogers job=sendgmr) by 2002:a05:6902:2206:b0:dc2:26f6:fbc8 with SMTP id dm6-20020a056902220600b00dc226f6fbc8mr101587ybb.7.1709319392696; Fri, 01 Mar 2024 10:56:32 -0800 (PST) Date: Fri, 1 Mar 2024 10:55:47 -0800 In-Reply-To: <20240301185559.2661241-1-irogers@google.com> Message-Id: <20240301185559.2661241-9-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240301185559.2661241-1-irogers@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v2 08/20] perf jevents: Add ports metric group giving utilization on Intel From: Ian Rogers To: Perry Taylor , Samantha Alt , Caleb Biggers , Weilin Wang , Edward Baker , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , John Garry , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Stephane Eranian Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The ports metric group contains a metric for each port giving its utilization as a ratio of cycles. The metrics are created by looking for UOPS_DISPATCHED.PORT events. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 33 ++++++++++++++++++++++++-- 1 file changed, 31 insertions(+), 2 deletions(-) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index 6c42c8947652..49b83bc28891 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -1,12 +1,13 @@ #!/usr/bin/env python3 # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) from metric import (d_ratio, has_event, max, CheckPmu, Event, JsonEncodeMe= tric, - JsonEncodeMetricGroupDescriptions, LoadEvents, Metric, - MetricGroup, MetricRef, Select) + JsonEncodeMetricGroupDescriptions, Literal, LoadEvents, + Metric, MetricGroup, MetricRef, Select) import argparse import json import math import os +import re from typing import Optional =20 parser =3D argparse.ArgumentParser(description=3D"Intel perf json generato= r") @@ -18,6 +19,11 @@ directory =3D f"{os.path.dirname(os.path.realpath(__file= __))}/arch/x86/{args.model LoadEvents(directory) =20 interval_sec =3D Event("duration_time") +core_cycles =3D Event("CPU_CLK_UNHALTED.THREAD_P_ANY", + "CPU_CLK_UNHALTED.DISTRIBUTED", + "cycles") +# Number of CPU cycles scaled for SMT. +smt_cycles =3D Select(core_cycles / 2, Literal("#smt_on"), core_cycles) =20 def Idle() -> Metric: cyc =3D Event("msr/mperf/") @@ -266,6 +272,28 @@ def IntelBr(): description=3D"breakdown of retired branch instructio= ns") =20 =20 +def IntelPorts() -> Optional[MetricGroup]: + pipeline_events =3D json.load(open(f"{os.path.dirname(os.path.realpath(_= _file__))}" + f"/arch/x86/{args.model}/pipeline.json"= )) + + metrics =3D [] + for x in pipeline_events: + if "EventName" in x and re.search("^UOPS_DISPATCHED.PORT", x["EventNam= e"]): + name =3D x["EventName"] + port =3D re.search(r"(PORT_[0-9].*)", name).group(0).lower() + if name.endswith("_CORE"): + cyc =3D core_cycles + else: + cyc =3D smt_cycles + metrics.append(Metric(port, f"{port} utilization (higher is better)", + d_ratio(Event(name), cyc), "100%")) + if len(metrics) =3D=3D 0: + return None + + return MetricGroup("ports", metrics, "functional unit (port) utilization= -- " + "fraction of cycles each port is utilized (higher is = better)") + + def IntelSwpf() -> Optional[MetricGroup]: ins =3D Event("instructions") try: @@ -336,6 +364,7 @@ all_metrics =3D MetricGroup("", [ Smi(), Tsx(), IntelBr(), + IntelPorts(), IntelSwpf(), ]) =20 --=20 2.44.0.278.ge034bb2e1d-goog