From nobody Mon Feb 9 16:51:58 2026 Received: from mail-dy1-f201.google.com (mail-dy1-f201.google.com [74.125.82.201]) (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 7B9A0363C76 for ; Tue, 27 Jan 2026 18:46:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539572; cv=none; b=sxtTkH8uRHF+AJ69nvJcIyjWSPKU+pbPIDKKmIFeLRFqYGU9YHCFALd5/59MYuSHdilr5GT0TcICB3fi7SrjfhWhUu5T5Bwe6GNwEHg7yy6tK7+g2MIGZsBxAY4LRTCg5Lx6psY8q0mmQ15DGgRQomEOvrQ/pCmbT6L9vM/cAPc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769539572; c=relaxed/simple; bh=5xiZtz+7A1r9ki67YdNxm6S4vRgkIhkqUDeTkPmh6mI=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=KLbw6xILHDuA/u8efQBcpGEHQmEXpZBupfb95c32FGhU5dCsINEPcMyNhe9a+goNR5KWD+Q4kBROxdLP+I1/TchxrcsxNLX+WNqPX3rwgwLvbe44lr1CN6p6nAyylv1y38MzrjJYtA/3i+PLOIUVx4bpUxTUV/cLz6wzYECL3C4= 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=VySkdmiO; arc=none smtp.client-ip=74.125.82.201 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="VySkdmiO" Received: by mail-dy1-f201.google.com with SMTP id 5a478bee46e88-2b7155ca88cso5835644eec.1 for ; Tue, 27 Jan 2026 10:46:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1769539571; x=1770144371; 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=DfvDdkmRBFYOyeN2O+RaG4K637ivAdshUHZLdNirJKE=; b=VySkdmiOWgJ7o2Bzf9bds0jiHGTm7CRKb2XdET/ys9XVJOxMrhMkczpz+ggZy5J84M 5FvajUZ7rNROqn9krGyGSh8DsFBuE+Xwyx7eLmTKYdMBkk7EGVGKClSuhn58Aq4ny9is EM+ig9Fb4iauyGdkUNSXJtgT9r+Jjqtd6KfYdQ9jKg2giqy1jv/zAHgOWCLRj5aVPrIN 2+LvW6AxlnAROkNIcv9WK6ryMMu1bkMJnlM/4lAJ/95VvijR1CbeFbICkE944IhdtX9A 6cjDKUY6X9oOrJcYQ0ioggpvCnjNA2LxKRstEVHqKoDHlzI6Pc4VssT1pH6WwZdtt6Nd vLrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769539571; x=1770144371; 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=DfvDdkmRBFYOyeN2O+RaG4K637ivAdshUHZLdNirJKE=; b=ZNwVRFBd1WrXD2YZgH0982YTpBlbc5veMJGD5VUfWL+Wsthxt+HhJaRw/M6EQHA1V3 pRR/TfMzadT3qshV2JTX0xULG587qYOJMgSG+oglQsPvXQqMGeShTmuW3c6bU5Uc46SY 8Ptm39mw4ogDEx3eZWtpWqdrkM/66SxOztr+MVBe9pB1j3yGLGpW0TIN4IpaVNR5P7xY IxyJ49kzewEdO068nnJYj0V261VILxU2TyKQCF3HBuyYw//+pymzI2Z7T+9H2YPZAHIu PhSCYvm6AvVgBA7t8DhBGrn/Nrz7H3nXIMlPP5Yvx3TMs+n2j84Q2XLsq8kWDkTuh96h VbDw== X-Forwarded-Encrypted: i=1; AJvYcCXo5RWVjL7qyxQ/FamAtGnd3MWQxg4Fq8UfmLji8per2KXIifrsvj9OOjLpGhKe0P7FzuNk/R77uvwI/rU=@vger.kernel.org X-Gm-Message-State: AOJu0YwpDxHfrMImM5PgN91FC8uyOZNz08aw0OT796G2yRDeUiHk259C K4bfOg6BUGYZmUljzemqZqdgYXAXFjLWTWcyxnsOkLLy9CRzZuRJj/j3JWtqDqPreCV/KxmdzjX fCjXNJ+FPMg== X-Received: from dybtr9.prod.google.com ([2002:a05:7300:f549:b0:2b0:4f93:391f]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:6d08:b0:2ab:ca55:89b1 with SMTP id 5a478bee46e88-2b78da0a187mr1459124eec.40.1769539570509; Tue, 27 Jan 2026 10:46:10 -0800 (PST) Date: Tue, 27 Jan 2026 10:44:54 -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: <20260127184506.3059493-24-irogers@google.com> Subject: [PATCH v11 23/35] perf jevents: Add ILP metrics for 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 , 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" Use the counter mask (cmask) to see how many cycles an instruction takes to retire. Present as a set of ILP metrics. Tested-by: Thomas Falcon Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 40 ++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index 19a284b4c520..bc3c50285916 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -263,6 +263,45 @@ def IntelBr(): description=3D"breakdown of retired branch instruct= ions") =20 =20 +def IntelIlp() -> MetricGroup: + tsc =3D Event("msr/tsc/") + c0 =3D Event("msr/mperf/") + low =3D tsc - c0 + inst_ret =3D Event("INST_RETIRED.ANY_P") + inst_ret_c =3D [Event(f"{inst_ret.name}/cmask=3D{x}/") for x in range(= 1, 6)] + core_cycles =3D Event("CPU_CLK_UNHALTED.THREAD_P_ANY", + "CPU_CLK_UNHALTED.DISTRIBUTED", + "cycles") + ilp =3D [d_ratio(max(inst_ret_c[x] - inst_ret_c[x + 1], 0), core_cycle= s) + for x in range(0, 4)] + ilp.append(d_ratio(inst_ret_c[4], core_cycles)) + ilp0 =3D 1 + for x in ilp: + ilp0 -=3D x + return MetricGroup("lpm_ilp", [ + Metric("lpm_ilp_idle", "Lower power cycles as a percentage of all = cycles", + d_ratio(low, tsc), "100%"), + Metric("lpm_ilp_inst_ret_0", + "Instructions retired in 0 cycles as a percentage of all cy= cles", + ilp0, "100%"), + Metric("lpm_ilp_inst_ret_1", + "Instructions retired in 1 cycles as a percentage of all cy= cles", + ilp[0], "100%"), + Metric("lpm_ilp_inst_ret_2", + "Instructions retired in 2 cycles as a percentage of all cy= cles", + ilp[1], "100%"), + Metric("lpm_ilp_inst_ret_3", + "Instructions retired in 3 cycles as a percentage of all cy= cles", + ilp[2], "100%"), + Metric("lpm_ilp_inst_ret_4", + "Instructions retired in 4 cycles as a percentage of all cy= cles", + ilp[3], "100%"), + Metric("lpm_ilp_inst_ret_5", + "Instructions retired in 5 or more cycles as a percentage o= f all cycles", + ilp[4], "100%"), + ]) + + def IntelL2() -> Optional[MetricGroup]: try: DC_HIT =3D Event("L2_RQSTS.DEMAND_DATA_RD_HIT") @@ -639,6 +678,7 @@ def main() -> None: Smi(), Tsx(), IntelBr(), + IntelIlp(), IntelL2(), IntelLdSt(), IntelPorts(), --=20 2.52.0.457.g6b5491de43-goog