From nobody Tue Dec 9 03:50:58 2025 Received: from mail-pl1-f202.google.com (mail-pl1-f202.google.com [209.85.214.202]) (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 6036D320CA0 for ; Thu, 13 Nov 2025 03:22:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763004153; cv=none; b=sp1uEFwKa9Pv/gQQ8j4rgJy0voixYoBd++xy4zFwQz38L3yY5fS6+eEfvvXYgNPlHuoYJN2fgR4QU9Ya32ov37ZVL7dpsByHcrCcIeBNfSr8BlNj695pdpXDxHSJTo7P7IqPrClekdGDv15MTuOS/2CL3P4wT4rYwjhH7Y8fUYA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763004153; c=relaxed/simple; bh=EWVkfWqqYmbyjAo4nAJxatebtVSY1toHimrIScc33EE=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=kqOzTRXeGpu5ACIBfwicSBlv++NRyi6GETfzh7zMwGA1vMPWyqglLffDTsU2c+sSfdT6X3rC784ZeU0X1Igum4AyA2+Fvi0Gvt7wQqzbfkb9BsNAXo84+15BgVpMTakaygSXOjmnKHtcN+vuANIg8aB1F2JBNcdv6RSJoB5dIpY= 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=SJda9TOZ; arc=none smtp.client-ip=209.85.214.202 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="SJda9TOZ" Received: by mail-pl1-f202.google.com with SMTP id d9443c01a7336-29809acd049so4392685ad.3 for ; Wed, 12 Nov 2025 19:22:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1763004151; x=1763608951; 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=SrSg7omVnmpP0rBqjcVXTJz9l1QAuCL3y7FniiXAyiQ=; b=SJda9TOZx/ZxjWU6wGAENMlw492+cOBYcZvm9PNPyfhsqGeYtr6xUUzt4aBZfYIRHb 084aY+bEabnH/2ZU5sz6u8lr0X677C7tAexh0ANgUu3Bovw1tpVyuwX90L/syL9vqPp8 9rU7PPb53aLngNJ3z0X4E8EpwQLCDMe2Q2zC3JZxePFoe+0lXlN4Ze4upqPYzrDUpR0H YKz3QjLzdSGmIFpOsHL60Gw+VkURa44z7MDBpdPHChIorlCGa2azolZprEp15eK5fRAe SvOMvsfJeOfHz6IvIzK8tYCn8f8IJaGd2QSpc9RSD5cu8c5DL+znNAVaH9zhE5AgaNM7 QBbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763004151; x=1763608951; 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=SrSg7omVnmpP0rBqjcVXTJz9l1QAuCL3y7FniiXAyiQ=; b=wFp5x1ENS4dNUnfVgNdlTCHDBzciZPQD3uWNZmF88DAWOZtcfoDJnFazrPWOn6R5BI 3zDthtQTcMGdigkRqiTZkDWnjMwMqvkqmED6eoa1XUMVH0mEPqzu2bHtvgohsf3+k1IW EtnHdLAPp8Qg9jaXBBSEkX0SKEvLJBRhR99X1+ARbq2pAdbNhcf2QsYTliv7XuktTvRV 5rtyggS1sAlWzC47Zglk3epZKAxO+HnCBFvDxjehuVfBcv3XiyyOLRIIdp7kly6KASQ7 dFfVsZ8e8twOeRXl48c1QxzPZoTxJOzietTa3Rp1tV3igQNKFUyyHeAmJ6pzzMNTxLNq 5yMA== X-Forwarded-Encrypted: i=1; AJvYcCVgh/5/Pcdb5diMDcta4WErnZiqdaboxPlnZPp7/NUBMJv/7zMIlHLFGhNFTSvBTDdajN+XqQwFKbsRMrQ=@vger.kernel.org X-Gm-Message-State: AOJu0YzDRfDbCJjo8ttMYxseZ/OwzQHIleDIAGYjbsEsOn7SVFqOK0Zm 6B3yr2Tg4HL7Ov+A0k4G5nytBeXZrq1xcKJPvGv4m7aQNQo5OjUUIRml87jwsVgk1bQxIhZ1qhR EFzY/w/4Mpw== X-Google-Smtp-Source: AGHT+IGOxhLpT19n0pWCaBa8YeErZkfPs0LRwBwiEB80qpJZFDciKQrG45pU5mVxAVZQo34jnYygsgguea5q X-Received: from dlbur6-n1.prod.google.com ([2002:a05:7022:ea46:10b0:11b:d67:8ccd]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:902:f711:b0:295:98a1:7ddb with SMTP id d9443c01a7336-2984edf345amr69415045ad.61.1763004150490; Wed, 12 Nov 2025 19:22:30 -0800 (PST) Date: Wed, 12 Nov 2025 19:20:39 -0800 In-Reply-To: <20251113032040.1994090-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251113032040.1994090-1-irogers@google.com> X-Mailer: git-send-email 2.51.2.1041.gc1ab5b90ca-goog Message-ID: <20251113032040.1994090-52-irogers@google.com> Subject: [PATCH v8 51/52] perf jevents: Add cycles breakdown metric for arm64/AMD/Intel 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" Breakdown cycles to user, kernel and guest. Add a common_metrics.py file for such metrics. Signed-off-by: Ian Rogers Reviewed-by: Sandipan Das --- tools/perf/pmu-events/Build | 2 +- tools/perf/pmu-events/amd_metrics.py | 2 ++ tools/perf/pmu-events/arm64_metrics.py | 2 ++ tools/perf/pmu-events/common_metrics.py | 19 +++++++++++++++++++ tools/perf/pmu-events/intel_metrics.py | 2 ++ 5 files changed, 26 insertions(+), 1 deletion(-) create mode 100644 tools/perf/pmu-events/common_metrics.py diff --git a/tools/perf/pmu-events/Build b/tools/perf/pmu-events/Build index f7d67d03d055..a3d7a04f0abf 100644 --- a/tools/perf/pmu-events/Build +++ b/tools/perf/pmu-events/Build @@ -44,7 +44,7 @@ $(LEGACY_CACHE_JSON): $(LEGACY_CACHE_PY) $(call rule_mkdir) $(Q)$(call echo-cmd,gen)$(PYTHON) $(LEGACY_CACHE_PY) > $@ =20 -GEN_METRIC_DEPS :=3D pmu-events/metric.py +GEN_METRIC_DEPS :=3D pmu-events/metric.py pmu-events/common_metrics.py =20 # Generate AMD Json ZENS =3D $(shell ls -d pmu-events/arch/x86/amdzen*) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index b2e3e2883022..5bc53fcf6448 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -4,6 +4,7 @@ import argparse import math import os from typing import Optional +from common_metrics import Cycles from metric import (d_ratio, has_event, max, Event, JsonEncodeMetric, JsonEncodeMetricGroupDescriptions, Literal, LoadEvents, Metric, MetricGroup, Select) @@ -694,6 +695,7 @@ def main() -> None: AmdSwpf(), AmdUopCache(), AmdUpc(), + Cycles(), Idle(), Rapl(), UncoreL3(), diff --git a/tools/perf/pmu-events/arm64_metrics.py b/tools/perf/pmu-events= /arm64_metrics.py index 9678253e2e0e..ac518e7f1120 100755 --- a/tools/perf/pmu-events/arm64_metrics.py +++ b/tools/perf/pmu-events/arm64_metrics.py @@ -3,6 +3,7 @@ import argparse import os from typing import Optional +from common_metrics import Cycles from metric import (d_ratio, Event, JsonEncodeMetric, JsonEncodeMetricGrou= pDescriptions, LoadEvents, Metric, MetricGroup) =20 @@ -173,6 +174,7 @@ def main() -> None: =20 all_metrics =3D MetricGroup("", [ Arm64Topdown(), + Cycles(), ]) =20 if _args.metricgroups: diff --git a/tools/perf/pmu-events/common_metrics.py b/tools/perf/pmu-event= s/common_metrics.py new file mode 100644 index 000000000000..fcdfb9d3e648 --- /dev/null +++ b/tools/perf/pmu-events/common_metrics.py @@ -0,0 +1,19 @@ +# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) +from metric import (d_ratio, Event, Metric, MetricGroup) + + +def Cycles() -> MetricGroup: + cyc_k =3D Event("cpu\\-cycles:kHh") # exclude user and guest + cyc_g =3D Event("cpu\\-cycles:G") # exclude host + cyc_u =3D Event("cpu\\-cycles:uH") # exclude kernel, hypervisor and g= uest + cyc =3D cyc_k + cyc_g + cyc_u + + return MetricGroup("lpm_cycles", [ + Metric("lpm_cycles_total", "Total number of cycles", cyc, "cycles"= ), + Metric("lpm_cycles_user", "User cycles as a percentage of all cycl= es", + d_ratio(cyc_u, cyc), "100%"), + Metric("lpm_cycles_kernel", "Kernel cycles as a percentage of all = cycles", + d_ratio(cyc_k, cyc), "100%"), + Metric("lpm_cycles_guest", "Hypervisor guest cycles as a percentag= e of all cycles", + d_ratio(cyc_g, cyc), "100%"), + ], description=3D"cycles breakdown per privilege level (users, kernel,= guest)") diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index d56bab7337df..52035433b505 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -6,6 +6,7 @@ import math import os import re from typing import Optional +from common_metrics import Cycles from metric import (d_ratio, has_event, max, source_count, CheckPmu, Event, JsonEncodeMetric, JsonEncodeMetricGroupDescriptions, Literal, LoadEvents, Metric, MetricConstraint, MetricG= roup, @@ -1095,6 +1096,7 @@ def main() -> None: LoadEvents(directory) =20 all_metrics =3D MetricGroup("", [ + Cycles(), Idle(), Rapl(), Smi(), --=20 2.51.2.1041.gc1ab5b90ca-goog