From nobody Mon Feb 9 01:45:37 2026 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 E5D2D3D3BB for ; Fri, 1 Mar 2024 18:48:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709318894; cv=none; b=JODEdumDYj1/PSPdIDVOpsCuGTbDNL1yDpaToA1BMznlHDZhz3Y8cpWXSz5KjaNjTLqKXDAo6K9S/wkKwIIvJig3KziYnyv/LoXxjvznyNR6tjnXehsSFo4DHsm4cPfuOMigq7olJBk2/9M2rJIec07OE1xvMOTKOor3KakAaEQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709318894; c=relaxed/simple; bh=rdT/e0Jk04uz/hli1au/7w9zNoOK9Gsygo85Wow1ix4=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=oA0ow3TPVaBMDeW1r6Y0UCCV9ehA5QX2haqX/lZ0fcg9vhcSR8BJ4AZ7NSnELybWzai3TrgxaHvN2xFSPeGcM2EqbgdlVHTw8ZiSFMCHvAnWyFusDGOXVLb1yZ8ew/Xj7PgvCIIzLawaqcD7onIiY3+hjc0kNAS2JEynJaVWSm0= 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=hGOARVnE; arc=none smtp.client-ip=209.85.128.201 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="hGOARVnE" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-6093f75fc81so43465157b3.1 for ; Fri, 01 Mar 2024 10:48:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1709318892; x=1709923692; 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=cHahQF2BiK1eIw2Re/KcTjpVIHmS0xMmp3oAqD999cA=; b=hGOARVnEr5xFFtpzaNPWOObxPn2dAndkDKpQzVtrO+tAoB5NZ2q2KHAbuDwAS3cI23 aqar3Vsrzl2gRropVv0tX1HlfF1ykioTUjcLvzcXBx+kNPaNrJack3kyEaZPmMDuPbcP JatgyUP6ooa2qXNltuvHXbXLFla4ZOktfgJkhPkLV8wLecHSqx8MSoZHGYaiKmOdwOlB C2Vx73CmXSxvYLCEoRDmzbW72NeNc135uB0xYlYHbSS00SFSr79Tj0VIrrGFEz5oZdn9 lCHxg0FQtA9+oN4E12lC4NrwMRr61RjTNOoehp1+BJHaIlv2dL0h7p4Zla0qup36cXWo m3iQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709318892; x=1709923692; 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=cHahQF2BiK1eIw2Re/KcTjpVIHmS0xMmp3oAqD999cA=; b=AwQUwDGzaqiGJoZ66v7UOic0CAcPHvqoTgqSS7B6mdVelH3vTvxKn3ur6DlV3dXOws Fy9z/gd8c+YI2QQVwencOi1Ngg0fUXTkA23N1ux3HuCLath6JS0dCbXWYX9lTFzqifTz esd7oHF1ZCVP+4k9IaFj9iqP12g74CNTC3AZ/g69v8DkwB/C2L5am47E7vnTpVqeKdu9 WGbwdGTCx06B135i0g9uqQAhPm7Vv9f+zyDZy22v9MsbXdCPZLO0/oQ0+aGdFybznpcV eQzCFVGkhEpy/OMhghOakPHzxaOIkYCBGvZD1kW7GoDccfFnyBAKyxhXKuuHLvAgwYWW SFUA== X-Forwarded-Encrypted: i=1; AJvYcCWleeCm/+FtKwZhM17LD2/rWOJyIO+5pIsTH0HAvpUnuksORMOD/tlV8qTjzY4HXuf+bXKlvyCo91jBkZh5sSwDRGIBFigm4bRn+DMp X-Gm-Message-State: AOJu0Yz7FtHvyqaKox7pVtpmEmPB673blbpp79kE8OAuIyRRAuzXq6zG Fr8yMMq/xtXARgTlTBuC81wY3WWOp5HFIsS2sihP7RDIFx7i1R+6gs5vbmqzCDTukT0IupkIdD0 AWKHAXg== X-Google-Smtp-Source: AGHT+IERLQ1O9253ubhZ6XwiYRXZjTmFNYSuz/PkNrZV9PR8nmYbN7mObenIxw1PAB4/Ocm/Luo7AI4JEOva X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:af4b:7fc1:b7be:fcb7]) (user=irogers job=sendgmr) by 2002:a05:690c:b15:b0:608:e4fc:aada with SMTP id cj21-20020a05690c0b1500b00608e4fcaadamr631228ywb.8.1709318892155; Fri, 01 Mar 2024 10:48:12 -0800 (PST) Date: Fri, 1 Mar 2024 10:47:36 -0800 In-Reply-To: <20240301184737.2660108-1-irogers@google.com> Message-Id: <20240301184737.2660108-12-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240301184737.2660108-1-irogers@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v2 11/12] perf jevents: Add ILP metrics for AMD From: Ian Rogers To: Sandipan Das , Ravi Bangoria , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , John Garry , Kan Liang , Jing Zhang , Thomas Richter , James Clark , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Stephane Eranian 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. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/amd_metrics.py | 30 ++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index 6b182a9bbfe5..91f323c1a149 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -125,6 +125,35 @@ def AmdBr(): description=3D"breakdown of retired branch instructio= ns") =20 =20 +def AmdIlp() -> MetricGroup: + tsc =3D Event("msr/tsc/") + c0 =3D Event("msr/mperf/") + low =3D tsc - c0 + inst_ret =3D Event("ex_ret_instr") + inst_ret_c =3D [Event(f"{inst_ret.name}/cmask=3D{x}/") for x in range(= 1, 6)] + ilp =3D [d_ratio(max(inst_ret_c[x] - inst_ret_c[x + 1], 0), cycles) fo= r x in range(0, 4)] + ilp.append(d_ratio(inst_ret_c[4], cycles)) + ilp0 =3D 1 + for x in ilp: + ilp0 -=3D x + return MetricGroup("ilp", [ + Metric("ilp_idle", "Lower power cycles as a percentage of all cycl= es", + d_ratio(low, tsc), "100%"), + Metric("ilp_inst_ret_0", "Instructions retired in 0 cycles as a pe= rcentage of all cycles", + ilp0, "100%"), + Metric("ilp_inst_ret_1", "Instructions retired in 1 cycles as a pe= rcentage of all cycles", + ilp[0], "100%"), + Metric("ilp_inst_ret_2", "Instructions retired in 2 cycles as a pe= rcentage of all cycles", + ilp[1], "100%"), + Metric("ilp_inst_ret_3", "Instructions retired in 3 cycles as a pe= rcentage of all cycles", + ilp[2], "100%"), + Metric("ilp_inst_ret_4", "Instructions retired in 4 cycles as a pe= rcentage of all cycles", + ilp[3], "100%"), + Metric("ilp_inst_ret_5", "Instructions retired in 5 or more cycles= as a percentage of all cycles", + ilp[4], "100%"), + ]) + + def AmdDtlb() -> Optional[MetricGroup]: if zen_model >=3D 4: return None @@ -560,6 +589,7 @@ def UncoreL3(): =20 all_metrics =3D MetricGroup("", [ AmdBr(), + AmdIlp(), AmdDtlb(), AmdItlb(), AmdLdSt(), --=20 2.44.0.278.ge034bb2e1d-goog