From nobody Thu Dec 11 19:01:50 2025 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (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 C4F8E2D8783 for ; Tue, 2 Dec 2025 17:54:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764698083; cv=none; b=QNJlQuV/jfCznYyMd1GNP4r+d6QswQoM51WCY/Hm/AiiExSzxTwFlhZIoHoYBpJD7Xk+BpXu7N0ASFYd4DcJ6+lMmd52+Pfrnq91uFiQE0AVMz+wYDNMz0cvGZnNnNY4dtD4HeKLbsDQ5bnldzRtjzdBbTZie8pS8nz2JT+2azI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764698083; c=relaxed/simple; bh=+iI3/RRys0ZRhLM9cNs5BefDAmUIJNTObN9HhULHALc=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=pVVlG/HIjF7EEo32RkK0MPs0wK1RDOAj0TvPXIBmVm46H5HulKN6nyICdHuyOpyCRatei4vdX1NboivPXzOrsuA8ohcPy1OdpVMMZeLrYuOZYSooQJmJmmUrYfPw+fL/Uf6X22JaQ0Nf/1hkrotFBv7xd14QG0lhZPQna2NijBk= 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=bf1WRijG; arc=none smtp.client-ip=209.85.215.202 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="bf1WRijG" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-b99dc8f439bso9415673a12.2 for ; Tue, 02 Dec 2025 09:54:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1764698081; x=1765302881; 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=cu2vPTI9LaETUdBm3mb11MohpnaEsDC5BcvlAfrGK2k=; b=bf1WRijG6MtmY+Nfgtawhn6ZEHJM9H3BYWF9D7h5JRGvsv3gHCUKj8bhDqGAlFkZx4 CeY0Z7vtejBXejc4P3O0HSidQwRWmV00NXxTrzdRvceFhTZ4tKRQTINgoWPcXi5rFcxx HXMQCU1plu7ybRXbcnscQJcVR+mI+UEBuix5swuv+OgxN6XNDeokfnMUTetop9pBpphr Vceoa0EQBabsmhLERET5ExAWCGXyou9ejQeEOTW1PzdcXOpRDaTYY+B41ehGgUb7ZIIS Kul09FMHD/pbZzLeP63/OUed82BZo59enguHGw5sh1o0lAXTV5WbHXVvcrabxqoF8PIU hALA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764698081; x=1765302881; 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=cu2vPTI9LaETUdBm3mb11MohpnaEsDC5BcvlAfrGK2k=; b=EQHLpv+EPur31iHKLylj6uQjvFYvFncLKoBcXXPrLic+4TuF4KxCJVKXRkUWAWq4px mB7Lamns+zpSCJGulEobQsaXRxyPy8YR/zFqgVQXWoqLxbYkHTK7V1b1bPP4lRTuwN3L ZeAAGQVTgzCP8JZ10s1vXUjqlCuYTsZfrzmk9Cz5DIId/y4u4KaZA52nREf5O5QsC8zZ xNViXlWNCJN/HZY/giUSfpCAqgZspt82Jlc9rXTo+j2BH/HeA5pVwDavYWQf+tOOdz1J DV0Wl9h07ZnXDvIHoujljs29ve006VnSuko5DYT1iDnWKC6OIGANbSgKo1lq6NwXACw2 3EKQ== X-Forwarded-Encrypted: i=1; AJvYcCWOO0N06NXNusjfwxG/nvSRrCDZBIJFayCrLPEutFj8I5TdMtNnQO+ED0OKBeuMC8QgO1Wa4D7NaYRyTUo=@vger.kernel.org X-Gm-Message-State: AOJu0YyNYqQH/feD2oD/lrmfeQPbxZhewY0URSaKikIckH1dzew4snjs MVoLSO68khA79xfbTGalYky0OOPXsucOR5R9Zn6S8890Ask6eDvv7h44h0/OR0YwKn5+zoNyU32 1Pf3S6z0aaQ== X-Google-Smtp-Source: AGHT+IEFfRd/wuwTqQ5tq5zrdmwgl+pFvx0xipfNPrPfbw+oe2CpL343WAcldvXMeEvlquJXTyA/76K6swaa X-Received: from dlb17.prod.google.com ([2002:a05:7022:611:b0:11d:cdd1:432c]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:698d:b0:11b:79f1:850 with SMTP id a92af1059eb24-11c9d717901mr28443962c88.14.1764698080873; Tue, 02 Dec 2025 09:54:40 -0800 (PST) Date: Tue, 2 Dec 2025 09:50:42 -0800 In-Reply-To: <20251202175043.623597-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251202175043.623597-1-irogers@google.com> X-Mailer: git-send-email 2.52.0.158.g65b55ccf14-goog Message-ID: <20251202175043.623597-48-irogers@google.com> Subject: [PATCH v9 47/48] 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 Tested-by: Thomas Falcon --- 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 780e611fe575..feb3b1fc5152 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) @@ -474,6 +475,7 @@ def main() -> None: AmdItlb(), AmdLdSt(), 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 2.52.0.158.g65b55ccf14-goog