From nobody Mon Feb 9 03:11:03 2026 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (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 5147D548EC for ; Thu, 14 Mar 2024 06:00:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710396014; cv=none; b=itQpK/ONwuZPwIJlMP7C2/5lv3LeXq6x8+cx0rqE/4XlLegdXxIxlx9bkdQ7JqiLSb+xjcHrLGIzchNDJ9vEZztQ443rLkmUj39x941rDxeeGMctrwMtK86mLvy1N4AAq7qmfue86MvWgKY3c4ZPYSqU4cMza7LHNrryQfsOwR0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710396014; c=relaxed/simple; bh=slsQ486FDmV+ZxtCxqAbpTjZ7e+5jcmyOmviohPSGHw=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=vGs52C+8cWYL9fnbnYwh6Besm+bwmUEJ/NnNFfMURkaCqgL89SlN6FzqaqT5LyeDZ2ctYO+ZmnQGIy/vfAAAhy3YqBy+v98jFUFwPqcPrQUKdLt4vPXip3HRtoiGTjfSZZPKHwzq9PUU2BREbgkOxgkEatXObS1qfDLM6CVPbuw= 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=B2774U4L; arc=none smtp.client-ip=209.85.128.202 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="B2774U4L" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-60a20c33f06so10914407b3.2 for ; Wed, 13 Mar 2024 23:00:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1710396012; x=1711000812; 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=oiroQH+MCh0YtGdpUEh3/X3CQ0/YTeWJYjgikZKNUY4=; b=B2774U4L4HCRIePlS+y/OPKxfEeWLGxyQSKiA5oWPYv9k5CP6a5w0A9B3gGsMJKdet n/FC+RVUS+tOE7eM4bhEpzt/cBGhfo9lSSEUVAhjJxCBEwadKcwVobEsefd8zjQleGIC 1UHVF/u1dMYSA5hqkcad/aoOQhkpNVF4VqDrNQ3dV1gQ9EhW/mwF5N7KpiBnachbWqwi QvDqU0V66kU4JvYR1F3ZcH/ii1qlYNB84Az6GU224O186qFOD7RituPi84mQ7NBli6We 6E84yZo6sDu06Kowf+6aDxy32PkeJJ93QFBJR0Ko60V94ofsRtWqq2m3u/by5zhQelA8 WPdg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710396012; x=1711000812; 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=oiroQH+MCh0YtGdpUEh3/X3CQ0/YTeWJYjgikZKNUY4=; b=vCYODemXnQuVQvnETWCIoDyhdH4kwDox9jwieZoG1nUitmG3r+PJKHP2gy5YMes8uV CG+alyfM/zyJ4X+fymMr2pvFpX2WkszQjIEFDlYePrBAGm/YonSdLu6E/qcuxAkwqzWI k55RogXT8kRsuKOZPW1mL+yAwYRsARogBJh3ZUrjgwP2hxubw+u/XDKspWVE4EO86+23 5by1xhC2zbi1GXefirdqq3/XMYqbc3J5Z7QiYtg+nlTFX5b3n/72kbMnDD3mDV9/G6Y9 ugrCHWuKBj/VFquwMLVi2/835ejgrarLvObV/odSTz3JCZIk9Xvuk3SrkHpF+bmHr89o 5SFw== X-Forwarded-Encrypted: i=1; AJvYcCWcrnHe1s/Y53TLRAjsf1EmM73jewHe5NHuAJb7kTH390ukEW7pPkHENVmle/OriCneP8BiHPdDfSxSjJ/mQCUQX1cDJUpxHCV0GlmD X-Gm-Message-State: AOJu0YzvT2zCAuNUZhdNOf2RcFJQiMFkJRzTBMUd4Pl+TKHMkqy55dIb 72TybtWCzBZ7F9OXOdSO9mgbP2fQ3sC4PQcDtZcmzC8IBd6FnktB5139mPPQEv+256J61pal83U ekEiyUg== X-Google-Smtp-Source: AGHT+IEBOHkXOSZG2uOqq0iESlfzDouCBFleNoS96ZHpCr1eVUtAUfnBTxPymOArK82g0zZQIQu2G4azM8HM X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:449f:3bde:a4cd:806a]) (user=irogers job=sendgmr) by 2002:a81:4ed3:0:b0:60a:5d76:a875 with SMTP id c202-20020a814ed3000000b0060a5d76a875mr126603ywb.5.1710396012545; Wed, 13 Mar 2024 23:00:12 -0700 (PDT) Date: Wed, 13 Mar 2024 22:59:16 -0700 In-Reply-To: <20240314055919.1979781-1-irogers@google.com> Message-Id: <20240314055919.1979781-18-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240314055919.1979781-1-irogers@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v3 17/20] perf jevents: Add dir breakdown metrics for Intel From: Ian Rogers To: Perry Taylor , Samantha Alt , Caleb Biggers , Weilin Wang , Edward Baker , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , John Garry , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Stephane Eranian Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Breakdown directory hit, misses and requests. The implementation uses the M2M and CHA PMUs present in server models broadwellde, broadwellx cascadelakex, emeraldrapids, icelakex, sapphirerapids and skylakex. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 36 ++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index 254a4e73d926..0e3ead0fa0b1 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -777,6 +777,41 @@ def IntelLdSt() -> Optional[MetricGroup]: ], description =3D "Breakdown of load/store instructions") =20 =20 +def UncoreDir() -> Optional[MetricGroup]: + try: + m2m_upd =3D Event("UNC_M2M_DIRECTORY_UPDATE.ANY") + m2m_hits =3D Event("UNC_M2M_DIRECTORY_HIT.DIRTY_I") + # Turn the umask into a ANY rather than DIRTY_I filter. + m2m_hits.name +=3D "/umask=3D0xFF,name=3DUNC_M2M_DIRECTORY_HIT.ANY/" + m2m_miss =3D Event("UNC_M2M_DIRECTORY_MISS.DIRTY_I") + # Turn the umask into a ANY rather than DIRTY_I filter. + m2m_miss.name +=3D "/umask=3D0xFF,name=3DUNC_M2M_DIRECTORY_MISS.ANY/" + cha_upd =3D Event("UNC_CHA_DIR_UPDATE.HA") + # Turn the umask into a ANY rather than HA filter. + cha_upd.name +=3D "/umask=3D3,name=3DUNC_CHA_DIR_UPDATE.ANY/" + except: + return None + + m2m_total =3D m2m_hits + m2m_miss + upd =3D m2m_upd + cha_upd # in cache lines + upd_r =3D upd / interval_sec + look_r =3D m2m_total / interval_sec + + scale =3D 64 / 1_000_000 # Cache lines to MB + return MetricGroup("dir", [ + Metric("dir_lookup_rate", "", + d_ratio(m2m_total, interval_sec), "requests/s"), + Metric("dir_lookup_hits", "", + d_ratio(m2m_hits, m2m_total), "100%"), + Metric("dir_lookup_misses", "", + d_ratio(m2m_miss, m2m_total), "100%"), + Metric("dir_update_requests", "", + d_ratio(m2m_upd + cha_upd, interval_sec), "requests/s"), + Metric("dir_update_bw", "", + d_ratio(m2m_upd + cha_upd, interval_sec), f"{scale}MB/s"), + ]) + + def UncoreMem() -> Optional[MetricGroup]: try: loc_rds =3D Event("UNC_CHA_REQUESTS.READS_LOCAL", "UNC_H_REQUESTS.READ= S_LOCAL") @@ -900,6 +935,7 @@ def main() -> None: IntelMlp(), IntelPorts(), IntelSwpf(), + UncoreDir(), UncoreMem(), UncoreMemBw(), ]) --=20 2.44.0.278.ge034bb2e1d-goog