From nobody Mon Feb 9 07:20:47 2026 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (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 01E3514F90 for ; Thu, 14 Mar 2024 05:59:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710395994; cv=none; b=sI1Q4KH9u/0ryaD4PdWz3uVLsJxad1PBW3F42/CR0lrG4T2uWvR4NSJ+vFL4S8HuN9tFYrTJaQsjK4X+9gZnBPFfOOtWfC6fyF39zrthmk0op73DfjZBo/z6H9VqYt7Qsxee2ZT/tx5W/DViK6UpPjqywRoRsZjeTHBwKfa/x1s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710395994; c=relaxed/simple; bh=nJWLpagX3fnUwoQICD5hV02eLFbaofPniJ75oRrnaLI=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=fYKoOeI8wdzHdK/AA2Ttq9gdRG/a8ytyEnanxEKlB+PGYMqpPpa3gYh1GxGTFFgMrySzm+f9VQqtwcuZWmxOExDSrHjTKIpfEV07n8zAbKutGvpMSxbOt1Vg0me/NGGnvBJpS7E7S9v66SZiMuUI8APzJQ+JjSyRimPMDchjos0= 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=B97USwWV; arc=none smtp.client-ip=209.85.219.201 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="B97USwWV" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-dcc15b03287so719139276.3 for ; Wed, 13 Mar 2024 22:59:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1710395992; x=1711000792; 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=b5XPP3oK+Thn/1zVInzu5FDzzEZZaV5BcTwipAM2LAc=; b=B97USwWVUKN+k84mKYQlKEOwh4jVIQCLYh1MwvkDI04ynl7ldGEyRzK7XRDzFk6+P1 8SRLjmvhS38bjSUCD6FCa2XH7NCiuM1Z7GBvzw26WzIwPcPbKYieHC+5x2Y6cpTR2P2T cx+QK6fK1UbBwprzDZ+oxImstTMCDPDKSrkDEI6DbrOeqYqVGYWhvxvNULWr5sJW+MGX hTOHRW695xoea2s4x+XRBSMVJsDs7suSIbg4krITON1ax8o8g/AkcSmUeXYmBvjjpovk KcB4bMrxjaUCKkPibKe0KIpj4+5ESzaYEM0RGQDpO+r9YSo/wZkJUwUFdMh9I8vLCLF2 3T6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710395992; x=1711000792; 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=b5XPP3oK+Thn/1zVInzu5FDzzEZZaV5BcTwipAM2LAc=; b=v1gHm4Pjt0Z4itQPmw4jKnJechZbxFluY8NpdZkF4xnoTxxjQV7XJFAZRRcdHX1/la k/5kh3fpW8Ou3I85NxZLkqgCLM5+pm6DsUksNtVtYIUGlnXyQ3TcOSLeoLFZ31GWhy2d +0cqp5ahzKjYNZD0wlAKy28p/wwed3fpfHwsAdzLz+v9mmwrllQkRmigJ7ARFYZAwHJe nzVY/UKAdBAVurJh3h10/NQ1X5zcnur7JAji2yYiNBhgT2NYa/T5kO/usBCw4/QuGenM kh9FxT6v7G0VNPw2XyPodACFmleSNR5h0w1/BpfuqdX3htgWOYJxF/1zaqD0fMO1LFn0 0aqQ== X-Forwarded-Encrypted: i=1; AJvYcCVcNVSGmz1yBgUBi9zYxIToqF4GpwISwOlg0UI2mDU6CqLT1gzidajq3IeYXJJKCGVrFV3zWJad/DpOphFD+DpfpNuhQY0GdWZztgnj X-Gm-Message-State: AOJu0Yz1eVxH86kNodVMebggoyWwEL6uu145LcdpZow3Ycun4EtKpCxY /wSAy0XlGxyE1bOVTtxTD4FuMtoFlRf5BWLrAtVZ9URYGCol8DI4PjzPR2LvYdGIqga0w90QkNQ 9M4Omjw== X-Google-Smtp-Source: AGHT+IH5I8Fe3CBTlfB/EPtyqAz2vDrc+lU9Zc5GRy3nAjmfR9sDsnN7X2mAQs+C8FR01oh4LdpOBQfYymAI X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:449f:3bde:a4cd:806a]) (user=irogers job=sendgmr) by 2002:a05:6902:2503:b0:dcb:fb69:eadc with SMTP id dt3-20020a056902250300b00dcbfb69eadcmr20434ybb.6.1710395992101; Wed, 13 Mar 2024 22:59:52 -0700 (PDT) Date: Wed, 13 Mar 2024 22:59:06 -0700 In-Reply-To: <20240314055919.1979781-1-irogers@google.com> Message-Id: <20240314055919.1979781-8-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 07/20] perf jevents: Add software prefetch (swpf) metric group 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" Add metrics that breakdown software prefetch instruction use. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 65 ++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events= /intel_metrics.py index 09f7b7159e7c..b02d0c0c3793 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -260,6 +260,70 @@ def IntelBr(): description=3D"breakdown of retired branch instructio= ns") =20 =20 +def IntelSwpf() -> Optional[MetricGroup]: + ins =3D Event("instructions") + try: + s_ld =3D Event("MEM_INST_RETIRED.ALL_LOADS", "MEM_UOPS_RETIRED.ALL_LOA= DS") + s_nta =3D Event("SW_PREFETCH_ACCESS.NTA") + s_t0 =3D Event("SW_PREFETCH_ACCESS.T0") + s_t1 =3D Event("SW_PREFETCH_ACCESS.T1_T2") + s_w =3D Event("SW_PREFETCH_ACCESS.PREFETCHW") + except: + return None + + all_sw =3D s_nta + s_t0 + s_t1 + s_w + swp_r =3D d_ratio(all_sw, interval_sec) + ins_r =3D d_ratio(ins, all_sw) + ld_r =3D d_ratio(s_ld, all_sw) + + return MetricGroup("swpf", [ + MetricGroup("swpf_totals", [ + Metric("swpf_totals_exec", "Software prefetch instructions per s= econd", + swp_r, "swpf/s"), + Metric("swpf_totals_insn_per_pf", + "Average number of instructions between software prefetch= es", + ins_r, "insn/swpf"), + Metric("swpf_totals_loads_per_pf", + "Average number of loads between software prefetches", + ld_r, "loads/swpf"), + ]), + MetricGroup("swpf_bkdwn", [ + MetricGroup("swpf_bkdwn_nta", [ + Metric("swpf_bkdwn_nta_per_swpf", + "Software prefetch NTA instructions as a percent of a= ll prefetch instructions", + d_ratio(s_nta, all_sw), "100%"), + Metric("swpf_bkdwn_nta_rate", + "Software prefetch NTA instructions per second", + d_ratio(s_nta, interval_sec), "insn/s"), + ]), + MetricGroup("swpf_bkdwn_t0", [ + Metric("swpf_bkdwn_t0_per_swpf", + "Software prefetch T0 instructions as a percent of al= l prefetch instructions", + d_ratio(s_t0, all_sw), "100%"), + Metric("swpf_bkdwn_t0_rate", + "Software prefetch T0 instructions per second", + d_ratio(s_t0, interval_sec), "insn/s"), + ]), + MetricGroup("swpf_bkdwn_t1_t2", [ + Metric("swpf_bkdwn_t1_t2_per_swpf", + "Software prefetch T1 or T2 instructions as a percent= of all prefetch instructions", + d_ratio(s_t1, all_sw), "100%"), + Metric("swpf_bkdwn_t1_t2_rate", + "Software prefetch T1 or T2 instructions per second", + d_ratio(s_t1, interval_sec), "insn/s"), + ]), + MetricGroup("swpf_bkdwn_w", [ + Metric("swpf_bkdwn_w_per_swpf", + "Software prefetch W instructions as a percent of all= prefetch instructions", + d_ratio(s_w, all_sw), "100%"), + Metric("swpf_bkdwn_w_rate", + "Software prefetch W instructions per second", + d_ratio(s_w, interval_sec), "insn/s"), + ]), + ]), + ], description=3D"Sofware prefetch instruction breakdown") + + def main() -> None: global _args =20 @@ -288,6 +352,7 @@ def main() -> None: Smi(), Tsx(), IntelBr(), + IntelSwpf(), ]) =20 =20 --=20 2.44.0.278.ge034bb2e1d-goog