From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (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 60A01185628 for ; Thu, 26 Sep 2024 17:51:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727373066; cv=none; b=GP610olQzMPowfb7LC5mb9c0h4HiMGUFJXDCt/eE7SDJRAeGqR4PGq56aafAf325cAHj+InNtXtfGrUchLHsyRHp285cf0yfmL6sn7mhLx7pCjT/XuNni7Rs/V+A0z2pe+xYoIM1B8KrmMwy1aY89yR61eM9cfFjlCvn356ShkI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727373066; c=relaxed/simple; bh=hAqjOE9fp1rQtl23ZWK4iSTnmzGmv+G1FolxnETIgtc=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=ZBmK7Wqvk3moT73hNEa66YC2i2ekiFEF0UJ66tF3/oqDa3wINUFWEByHxEscXRLa/M158m2Cpbk75HKQVLJ5N7W3EPjUCDHVyTb8itOS0+7KayMYnjJiACf+eMZS9WdHWQmWMbggphoySTcgYi/FoT0Zq594NZoeIcUZ8mJXsH0= 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=1Hot7qag; arc=none smtp.client-ip=209.85.219.201 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="1Hot7qag" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-e1d10fde51cso2111981276.1 for ; Thu, 26 Sep 2024 10:51:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1727373064; x=1727977864; 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=PriJ3iDjrb1t84/uD8+PU7R2OVSzSS6eZhq1WFLdxrk=; b=1Hot7qagEud5mR+y1ZrnnIMU3UWO3iAgOsnppjl3OPl9OBTF9e6vC+ZT9zxY7AVuMS /JURgR8FXoZyEhFemTuLuAmHpcfR5Kce2GYwV9+TD+7Wx7CEyjkzqmavFLh6toA+21WC Kmoas3UQJ/skX0xmVhZWNHSjv29/YHgE0fzw/10LZcxjsqQctuTkWTpJzeminxvJaIpk +IRwYhEGPCH3vvgScS18SdwWx8b7HVAHGHPDCiG1Fw0hXa+yRaqLCwmyk+hClihkuQFH azWwS77+Rom9t4ch9mcQCn3a199udrYbkhYbq5Bd23McwYpFHH5+VK4qip/xuPLe+5hc ERrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727373064; x=1727977864; 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=PriJ3iDjrb1t84/uD8+PU7R2OVSzSS6eZhq1WFLdxrk=; b=WTxVTwiRKcxMMrHoZX6Dk9H/JBUzCjioJHeD3ARgW6FftgnKoHmuumCuQtsP9hRIoA v4GsGFLkapQV70Lvip9BxVlMde55Dzbn7Cx4SssonHkolVRmbgcN6VjC10i3bOEyirp9 QGfAU5YassgF8TjvmT7oNhlcEjHucxzBl8Y21so3pZwO4Ih7CMflwOzc5Khqs0RZoinp g9RMe7ZIQfk7R0PxqNFGcMfBavUM3Groqn73ptjM0RBEERzwMHVQ3sZWos2K0jce+h8W JYAqQwp94NDg7c+EOk1e3zP5babwzaeyDsxEAXE/cWj/WFMPIHtB+WFtAXYZDphdb3Rc 9+eA== X-Forwarded-Encrypted: i=1; AJvYcCWXofgtDuQ04uGqKaic0ZNx3mkGYpQpu4BdQ6UwptCajHGDnn2kjcgLF1hnRJsz4jSKJEpxchD3S0WS5Fwaej7s@vger.kernel.org X-Gm-Message-State: AOJu0YyEQWDmzY1tzia0ohWO9mUgcffugiOawHvsZFF/YY8s+E8iVIIs OVm6tAzx628HeDjBZjXkiJNgDw5vzlBK3GZx9D+jAu2owM7lA7SVXOTEH1IRQUVGgNas90K/lmq XJN6+qg== X-Google-Smtp-Source: AGHT+IH1UoCPcntcxKzFTLtNyoMoMgupg2AvFuCO5KDj2u2ml5VTxvE+NPilqqp4dhs2PjPWORTGnL0lp5Pp X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:6894:6d8b:d227:e5d2]) (user=irogers job=sendgmr) by 2002:a05:6902:504:b0:e17:8e4f:981a with SMTP id 3f1490d57ef6-e2604c8fd7emr174276.11.1727373064233; Thu, 26 Sep 2024 10:51:04 -0700 (PDT) Date: Thu, 26 Sep 2024 10:50:22 -0700 In-Reply-To: <20240926175035.408668-1-irogers@google.com> Message-Id: <20240926175035.408668-10-irogers@google.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240926175035.408668-1-irogers@google.com> X-Mailer: git-send-email 2.46.1.824.gd892dcdcdd-goog Subject: [PATCH v4 09/22] perf jevents: Add ports metric group giving utilization on Intel From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Perry Taylor , Samantha Alt , Caleb Biggers , Weilin Wang , Edward Baker 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 f4707e964f75..3ef4eb868580 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, JsonEncodeMetric, - 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 # Global command line arguments. @@ -260,6 +261,33 @@ def IntelBr(): description="breakdown of retired branch instructions") +def IntelPorts() -> Optional[MetricGroup]: + pipeline_events = json.load(open(f"{_args.events_path}/x86/{_args.model}/pipeline.json")) + + core_cycles = Event("CPU_CLK_UNHALTED.THREAD_P_ANY", + "CPU_CLK_UNHALTED.DISTRIBUTED", + "cycles") + # Number of CPU cycles scaled for SMT. + smt_cycles = Select(core_cycles / 2, Literal("#smt_on"), core_cycles) + + metrics = [] + for x in pipeline_events: + if "EventName" in x and re.search("^UOPS_DISPATCHED.PORT", x["EventName"]): + name = x["EventName"] + port = re.search(r"(PORT_[0-9].*)", name).group(0).lower() + if name.endswith("_CORE"): + cyc = core_cycles + else: + cyc = smt_cycles + metrics.append(Metric(port, f"{port} utilization (higher is better)", + d_ratio(Event(name), cyc), "100%")) + if len(metrics) == 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 = Event("instructions") try: @@ -352,6 +380,7 @@ def main() -> None: Smi(), Tsx(), IntelBr(), + IntelPorts(), IntelSwpf(), ]) -- 2.46.1.824.gd892dcdcdd-goog