From nobody Mon Feb 9 07:20:09 2026 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (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 73F7F3314DE for ; Thu, 8 Jan 2026 19:12:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767899531; cv=none; b=DAoDLPABDl6toOBbce1mfaAbE0z/S7CV5QHqaxfzKxesubmA4j9UGjPsRFgvyBksC6zhWmZDLDag4Bkjq1L38ZGa+kGL1w3JayjtSMWVKw9Hd1cJszFYudQgwNRApSGq/Fh/eoBhmY8EUxpK2HMmvj+oi75V8QI/bT7x4KTCkXM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767899531; c=relaxed/simple; bh=5xiZtz+7A1r9ki67YdNxm6S4vRgkIhkqUDeTkPmh6mI=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=AY6N+1xT6of2adlkq0ggCrAwW/sjfYRbM4nGDMlkuJq3SB1fiu0Wirlh2HqkEHQc6tDWSWGxr2Q2Q2WQGW+m8J5eEwWggGLq0dDrDXggW17we18Z3taYdKZ32H4er1uX478EBgVwwHxR0hWZelzq+wpANwMWYgwD8wYC/fTSQPQ= 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=Nq5GvhMk; arc=none smtp.client-ip=209.85.210.201 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="Nq5GvhMk" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-7c240728e2aso4683383b3a.3 for ; Thu, 08 Jan 2026 11:12:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1767899530; x=1768504330; 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=Nq5GvhMk8ozzZ4jnZqpQyW2pxD07rj5ay3xIyRQAxiBoS7M9wukHVjeODcoRQ8YwGX as77ZsKId06qEQffkSbC0mZ690YsMlhvQWx7iMK+Y4W7Al2Kspmb8iFbf4Qy0wtIKn5D xnfrzfSt4qkay8RwurTjsQqVQi2dSGcedOnHnCAQuPkb/aOlLl19Wo4P1cQWthanVLDy rddW/rYBe5ZVmrcOglHsasKaqvIz+IJBctqbaxkSSr/pO4vYAL3lYqLnsRIetjZ95nP2 le0kLEulc80yUKZlqDWzwltwCBgPiri057svQET6Nem5pA6oNNu3F7Bn/yx1MJgoGDvr oNLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767899530; x=1768504330; 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=AWA5fZs+JlNHRRp4YVkS8nnFh4PuGwyI1CCAlIQVpPBNa7tYGIAUqSJ5Odp2xxirAv x9oCi0QYsphXHea7AA43nX7/4t2V/vMe6PJ+h229Go9py9IGSob3sH0GrVkUXIUOYXP8 qujC+uT81N/q4drWo8Gm5pUNaSrF6rvMSRul71jSzluZ+fpd/vXR559KhbOaBomEpTSc RFIdEFx9TCKkLHIethKNsUX/ZXCuuWIL4UXs4WH/TCRNTNGfNubKOZrcl8V8qElBtUf/ YEBrgXzaNBlHTWdW814lEh+NtxFUK68A5Eef2fSHfC4gOaxNis5yq97trvHKhjNJl/ut ku6A== X-Forwarded-Encrypted: i=1; AJvYcCWDzXNdf0sjTiUIaLrmcQkAUhirhyDulancFkGRUiejPPs1qDFn3ysXwqNTNDxxj+UNGIygSOmqrIJZntk=@vger.kernel.org X-Gm-Message-State: AOJu0YxIa8X/Eo5tzAA59Rs9iqMYHMwaGDn7frNDmyuiWMcMjxQDrDjU CLwEUnZEf3boE8NgLGFs/0e0TmDq+oxn5m0PLJxkkZuzk19+xPhy4Ze63g9oF2+YD2rEu4IGKMn YGTfj89RVaw== X-Google-Smtp-Source: AGHT+IFozC1Eaou5LUjCJVDzbtJm3tK9WcS6bFE1tUsqEzHWArRFc8pd2b37WtYxG9w77W3k4O4kFciiUPPl X-Received: from pgea7.prod.google.com ([2002:a05:6a02:5387:b0:bac:a20:5eef]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a21:32a7:b0:364:1337:647a with SMTP id adf61e73a8af0-3898f9b97bamr6248506637.38.1767899529821; Thu, 08 Jan 2026 11:12:09 -0800 (PST) Date: Thu, 8 Jan 2026 11:10:53 -0800 In-Reply-To: <20260108191105.695131-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260108191105.695131-1-irogers@google.com> X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Message-ID: <20260108191105.695131-24-irogers@google.com> Subject: [PATCH v10 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 , 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" 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