From nobody Mon Feb 9 00:55:11 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 09DB93C684 for ; Fri, 1 Mar 2024 18:56:30 +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=1709319393; cv=none; b=J0FdlX65bNx3ym1ui/XO5wNJBGGKy4tZhdvBH8jQgBu1Pz7hPewksNTcCT038Maopj86RdmjAWMmoohBopf/d0McyoLvbz2A1ey/qGB225PtWyr3ggZmbPKQPyzK6OukNp5gfTzBLcW6vBzE577wuzo1XOxSG21V6JnRFV5pN3g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709319393; c=relaxed/simple; bh=/54YRscTrPrGaSdpjdXFm+80xMNflZRfzwa7Hsf5/WI=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=nZogRHs4bMF/TJDstbGRywuSAwRPiaQi7ZGjQvk43IvAadQuGRoRJXB1Lz9AHkD8JULwKaRSfjxx9Wj+uAAKSpIush6qncvvGpWXSa1DNlit402Garf2xj8hJa/DxGEt2KJBiXdf2noHlf9D8mTgeIGmY+8PZybR7ROHHqbyZC4= 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=gqfI9v9B; 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="gqfI9v9B" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-dcc4563611cso3956982276.3 for ; Fri, 01 Mar 2024 10:56:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1709319390; x=1709924190; 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=TCqcOkno42A4mj5+uGyBsE4UljIV8p5MIV2GTsxx0/Y=; b=gqfI9v9BFL/2xmUnHAgMklwRYAkkOxw7WWox+C8ZL5jiWe+qP1OzPDdClw5GDdYe2R BvYtI9mzixLN4Ao5s/T+850s8EyHWZb28uvQFJRM7DSZ0LdfJSLiBhRBvwdsZMft9nj3 qGvyqmgseNt7HebVv/4hKeWKpomSJwj9FAfU07OJj2yLTr305e21jxLxxXAkGqJ3Lbw1 7E8Apl5TzIrNxDjBsIs9g4vei07Q7bq+mqIcikLJFqE2xQmsJhwDXmbD0jrvM2KCiD2t y0n6gfu/FMN1ucMhREvfVC2ri6H0/4GNUjFB3fT1Tfy+AmEWcDw30XzshNabAotKcSW6 Mlqg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709319390; x=1709924190; 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=TCqcOkno42A4mj5+uGyBsE4UljIV8p5MIV2GTsxx0/Y=; b=tlKytVTJglelYwF4dXKsg+VKKub8hoik21CEszNe/muInNRVRt2P24KCsWp6X2RvE5 UP4kBCkMT+dWuLoeFPNOYk3CoL2cy4QPYOQ6BKCjpHVV/FbEemGDcJAoYf5jJeWXvR6F Y17qun/Aq/RjoKLHqz+AL8O/oA8JskQlTykzmFy6CANRtJBZ4WOdNMAHtMmrLTmtuAYq Dzhrpqzo4VJmy39DAkLfu+Vju/vowppZjE9C9l8rryr1Ro+LHeyN6ETdmSuwQuqHJHQu +3lSOC6Lx+HTnnAl6FmYwOshFVlbclkMBcj42JwMSg+Bn0C4akg7JEM2TUkOHW1dW+6J ANQA== X-Forwarded-Encrypted: i=1; AJvYcCWWGV4DMIVJG2aVegWgNT4kjd4RJgHLd58Bf/HGk0aXHumwOTPN7F9nqPGtHaygpIOzEuDJAZ8HNx3uvAOppuoOmIcPLbksO8TG78Bh X-Gm-Message-State: AOJu0YyWxqo4/xboqxNAa37i+Gu6GWtIPMI4aPfTXxOxQ4wx3Y5isWZy msqC0IT2PnqXBAwZVrWPeGLQ4adhymNZpTccCI4pnLUMLIJviY0UTpPqPmyr/ORxA4pOfgb6UXm oAhsEWg== X-Google-Smtp-Source: AGHT+IEVKYqSb1RJP04tzj1IpHZ72wqswmtzlfQnV49UiPSHcWuectfxWge0I8mzChan/LCCgyQFrzFNe3Nf X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:af4b:7fc1:b7be:fcb7]) (user=irogers job=sendgmr) by 2002:a25:aea8:0:b0:dcd:ad52:6932 with SMTP id b40-20020a25aea8000000b00dcdad526932mr551687ybj.5.1709319390095; Fri, 01 Mar 2024 10:56:30 -0800 (PST) Date: Fri, 1 Mar 2024 10:55:46 -0800 In-Reply-To: <20240301185559.2661241-1-irogers@google.com> Message-Id: <20240301185559.2661241-8-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240301185559.2661241-1-irogers@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v2 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 562db0a1df79..6c42c8947652 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -266,12 +266,77 @@ 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") + + all_metrics =3D MetricGroup("", [ Idle(), Rapl(), Smi(), Tsx(), IntelBr(), + IntelSwpf(), ]) =20 if args.metricgroups: --=20 2.44.0.278.ge034bb2e1d-goog